List

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Number South or west terminus North or east terminus Formed Eliminated Current length (mi)[1][a] (km) "Historic" Droz (mi)[3] (km) Current measured by me Historic measured by me Notes
  US 1 Key West, FL (FL 5) Canada (Fort Kent, ME (ME 161)) 1926 2,377 3,825 2,390 3,846 2371 2371
  US 201 Brunswick, ME (US 1) Canada (ME 6 (to QC 173)) 1926 157 253 173 278 157.2 157.5
  US 301 Sarasota, FL (US 41) Southwest of Wilmington, DE (I-295, US 13, US 40)
Formerly Baltimore, MD
1926 1,111 1,788 1,111 1,788 1098.5 1113.7 Historic extent to Farnhurst interchange near Wilmington DE.
  US 401 Sumter, SC (US 76, US 521) North of Norlina, NC (I-85, US 1) 1957 257 414 257 414 251.9 251.9
  US 401 Clarksville, VA South Hill, VA 1927 1931 53 85 27.2 South Hill to Clarksville.
  US 401 Walterboro, SC Raleigh, NC 1932 1934 272 438 267
  US 501 Myrtle Beach, SC (US 17 Bus.) Buena Vista, VA (US 60)
Formerly Burkeville, VA
1926 355 571 370 595 353.6 353.6
  US 601 South of Furman, SC (US 321)
Formerly Florence, SC, then Hardeeville, SC
Mount Airy, NC (US 52) 1926 319 513 339 546 314.8 336.4 Historic extent between Hardeeville and downtown Mt. Airy.
  US 701 Georgetown, SC (US 17)
Formerly Charleston, SC
Southwest of Smithfield, NC (I-95, US 301) 1932 172 277 233 375 172.6 232 Historic extent to Charleston.
  US 2 west Everett, WA (I-5) St. Ignace, MI (I-75)
Formerly Canada (Sault Ste. Marie, MI)
1926 2,115 3,404 2,168 3,489 2114.9 2168.2 Historic extent to Canada border in Sault Ste. Marie.
  US 2 east Canada (Rouses Point, NY) Canada (Houlton, ME) 1926 450 724 450 724 459.8 460.6 Historic extent to Canada border in Rouses Point.
  US 102 Crystal Falls, MI Covington, MI 1926 1928 36 58 43.8
  US 202 Northwest of New Castle, DE (US 13, US 40, US 301) Bangor, ME (US 1 Alt., I-395) 1934 627 1,009 671 1,080 627.3 628.5 Historic extent to downtown Bangor.
  US 302 Montpelier, VT (US 2) Portland, ME (I-295, US 1) 1935 171 275 179 288 168.6 171.2 Distance between historic endpoints in Montpelier and Portland.
  US 3 Boston, MA (US 20) Canada ((Pittsburg, NH) to QC 257) 1926 273 439 278 447 277.6 277.6 Massachusetts signs the south end in Cambridge, northeast of AASHTO's end
  US 4 Southeast of Albany, NY (US 9, US 20) Portsmouth, NH (I-95, US 1 Byp.) 1926 256 412 256 412 252.7 252.7
  US 104 Niagara Falls, NY East of Mexico, NY 1934 1971 167 269 171
  US 5 New Haven, CT (I-91) Canada (Derby Line, VT (to QC 143)) 1926 300 483 313 504 300.5 304.4 Historic extent to West Haven.
  US 6 Bishop, CA (US 395)
Formerly Long Beach, CA
Provincetown, MA (MA 6A) 1926 3,207 5,161 3,652 5,877 3209 3504
  US 106 Wyalusing, PA Narrowsburg, NY 1926 1973 95 153 93.9
  US 206 Hammonton, NJ (US 30) Milford, PA (US 6, US 209) 1934 131 211 131 211 130.2 131.0 Historic extent to downtown Milford PA.
  US 7 Norwalk, CT (I-95)
Formerly New York, NY
Canada (Highgate Springs, VT (I-89) 1926 309 497 313 504 307.9 307.9 Vermont signs the north end at I-89 south of the border crossing
  US 8 Forest Lake, MN (I-35)
Formerly Minneapolis, MN
Norway, MI (US 2) 1926 281 452 312 502 279.6 308.6 Historic extent to downtown Minneapolis.
  US 9 Laurel, DE (US 13)
Cape May, NJ (ferry)
Lewes, DE (ferry to Cape May, NJ)
Canada (Champlain, NY (I-87))
1926 521 838 521 838 520.5 520.5 Figure does not include 16.2 mile ferry segment.
  US 109 New York, NY Glens Falls, NY 1926 1927 214 344 Almost certainly never signposted.
  US 209 Millersburg, PA
Formerly northwest of Dauphin, PA
Kingston, NY (US 9W) 1926 217 349 231 372 211.3 224.8 Historic extent to Duncannon PA.
  US 309 Philadelphia, PA Waverly, NY 1926 1967 214 344 219
  US 10 West Fargo, ND (I-90)
Formerly Seattle, WA
Ludington, MI (ferry)
Manitowoc, WI (ferry)
Bay City, MI (I-75, US 23)
Formerly Detroit, MI
1926 711 1,144[b] 2,490 4,007 713.3 2128.3 Figures do not include 60.6 mile ferry segment.
  US 110 1926 1938 30 48 26.1
  US 210 1926 1972 127 204 117.5
  US 310 Greybull, WY (US 14, US 16, US 20) Laurel, MT (I-90, US 212) 1926 108 174 114 183 103.6 103.6 Wyoming signs the east (south) end where AASHTO has it join US 14/US 16/US 20 west of Greybull
  US 410 Aberdeen, WA (US 101) Lewiston, ID (US 95) 1926 1967 469 755 443 Largely replaced by US 12. A long section is SR 410.
  US 11 East of New Orleans, LA (US 90) Canada (Rouses Point, NY) 1926 1,645 2,647[c] 1,761 2,834 1655.8 1672.3 Assuming US 11W in TN; US 11E adds 9.7 miles. Historic distance to intersection of Broad and Canal in NOLA.
  US 111 1926 1963 254 409 234.7 Only 71.5 mi. for majority of its existence.
  US 211 New Market, VA (I-81) Warrenton, VA (US 15 Bus., US 29 Bus.) 1926 61 98 106 171 59.0 101.0 Historic distance to Washington DC.
  US 311 Winston-Salem, NC Danville, VA 1926 60.1 97[d] 259 417 60.1 74.2 Maximum extent was actually 247 miles (Roanoke to Rowland) but only for two years.
  US 411 Leeds, AL (US 78) Newport, TN 1934 341 549 403 649 310.1 394.9 Historic extent to Bristol.
  US 411 1926 1932 110 177 99.2
  US 411 1932 1934 109 175 107.4
  US 511 1926 1929 284 457 116
  US 611 Philadelphia, PA Scranton, PA 1926 1972 131 211 130 Much of the old route is now Pennsylvania State Hwy 611
  US 711 1926 1927 103 166 Almost certainly never signposted, but would have been about 74 miles long.
  US 12 Aberdeen, WA (US 101) Detroit, MI 1926 2,483 3,996 2,483 3,996 2477.7 2478.2
  US 112 1926 1961 207 333 203.5
  US 212 Yellowstone National Park, WY Eden Prairie, MN (US 169) 1926 952 1,532 962 1,548 949.0 968.3 Historic extent to St. Paul MN.
  US 312 1960 1981 234 377 231 224 miles for the majority of its existence.
  US 13 Northeast of Fayetteville, NC (I-295/I-95) Morrisville, PA 1926 526 847 534 859 527 527 Pennsylvania signs the north end at US 1, just south of AASHTO's end
  US 113 Pocomoke City, MD (US 13) Milford, DE 1926 73 117 94 151 74.5 93.5 Historic distance to Dover DE.
  US 213 1926 1973 156 251 148
  US 14 Yellowstone National Park, WY Chicago, IL (US 41) 1926 1,398 2,250 1,429 2,300 1395.1 1402.6 Historic extent to downtown Chicago.
  US 15 Walterboro, SC (US 17 Alt.) West of Corning, NY (I-86) 1926 794 1,278 895 1,440 793.4 881.5 Historic extent to Rochester NY.
  US 16 Yellowstone National Park, WY Rapid City, SD (I-90, US 14) 1926 489 787 1,625 2,615 487.8 1524.8 Historic extent between Rapid City and Detroit, not including 82.7 mile ferry segment.
  US 116 1926 1934 158 254 27.5 Was 183 mi. long but only for one year.
  US 216 1930 1934 130 209 48.3 Was 130 mi. long but only for one year.
  US 17 Punta Gorda, FL (US 41) Winchester, VA (US 11, US 50, US 522) 1926 1,189 1,914 1,189 1,914 1205.4 1205.4
  US 17-1 1926 1932 243 391 233
  US 117 Wilmington, NC West of Wilson, NC (I-95, US 264) 1932 123 198[e] 213 343 113.5 113.5
  US 117 1926 1932 159 256 150
  US 217 1926 1932 165 266 150
  US 18 Southeast of Douglas, WY (I-25, US 20, US 26, US 87) Milwaukee, WI 1926 1,033 1,662 1,033 1,662 1034.6 1034.6
  US 118 1926 1937 35 56 41.4
  US 218 Keokuk, IA (US 136) Owatonna, MN (I-35, US 14) 1926 319 513 637 1,025 319.3 319.3
  US 19 North of Bradenton, FL (US 41) Erie, PA (US 20) 1926 1,386 2,231[f] 1,438 2,314 1365.7 1365.7 Distance using US 19W; US 19E adds another 11.4 mi.
  US 119 Pineville, KY (US 25E) South of DuBois (US 219) 1926 585 941 615 990 552.7 552.7
  US 219 Rich Creek, VA (US 460) Southeast of Buffalo, NY (I-90) 1926 535 861 556 895 513.4 531.5 Historic extent to Princeton WV.
  US 319 Apalachicola, FL (US 98) Wadley, GA (US 1) 1933 318 512 318 512 312.3 312.3
  US 20 Newport, OR (US 101)
Yellowstone National Park, MT, WY
Boston, MA 1926 3,237 5,209 3,403 5,477 3203.3 3215.7 Mileage is combined total of two disconnected segments. Implied mileage through Yellowstone NP brings the total to 3283.2
  US 20 west Newport, OR (US 101)
Yellowstone National Park, MT 1940 3,237 5,209 3,403 5,477 856.8 856.8 West segment only
  US 20 east Yellowstone National Park, WY Boston, MA 1926 3,237 5,209 3,403 5,477 2346.5 2346.5 East segment only
  US 120 1926 1967 447 719 102.9 Was 249.5 mi. during the brief time it went to Reading.
  US 220 Rockingham, NC (US 1) South Waverly, PA 1926 681 1,096 681 1,096 676.5 676.5
  US 320 1926 1939 26 42 22.1
  US 420 1926 1933 41 66 40.5
  US 21 East of Beaufort, SC Wytheville, VA (I-81, US 52) 1926 393 632 843 1,357 393.4 829.6 Historic extent to Cleveland.
  US 121 (future) Pound, VA (US 23) Beckley, WV (I-64, I-77) 2005 112 180[g] 112 180 Currently unbuilt; will not be complete for years, if ever.
  US 121 1926 1934 107 172 98.9 Assuming Ft. Chiswell terminus.
  US 221 Perry, FL (US 19, US 27 Alt., US 98) Lynchburg, VA (US 29 Bus., US 460 Bus., US 501 Bus.) 1930 734 1,181 734 1,181 728.9 728.9
  US 321 Hardeeville, SC (US 17) Northwest of Lenoir City, TN (I-40) 1930 526 847 526 847 513.5 514.2 Historic extent to jct. I-95.
  US 421 South of Wilmington, NC Michigan City, IN (US 20) 1930 941 1,514 980 1,577 949.3 952.2 Historic extent to downtown Michigan City.
  US 521 Georgetown, SC (US 17) Charlotte, NC (I-485) 1932 177 285[h] 191 307 176.6 192.7 Historic extents in Charlotte and Georgetown.
  US 22 Cincinnati, OH (US 27, US 42, US 52, US 127) Newark, NJ (US 1, US 9) 1926 651 1,048 665 1,070 648.7 648.7
  US 122 1926 1934 165 266 87.1
  US 122 1935 1963 128 206 128
  US 222 Perryville, MD (US 40) Southwest of Allentown, PA (I-78) 1926 109 175 116 187 95.0 111.2 Historic extent from central Allentown to Perryville MD.
  US 322 Cleveland, OH (US 6, US 20, US 42, US 422) Atlantic City, NJ 1926 494 795 494 795 484.6 484.6
  US 422 east Hershey, PA (US 322, PA 39) King of Prussia, PA (US 202, I-76) 1926 273 439 303 488 82.9 82.9 Historic distance slightly longer to Philadelphia.
  US 422 west Cleveland, OH (US 6, US 20, US 42, US 322) Ebensburg, PA (US 219) 1926 273 439 303 488 187.5 189.7
  US 522 Northwest of Powhatan, VA (US 60) Selinsgrove, PA (US 11, US 15) 1926 308 496 317 510 307.8 307.8
  US 622 1926 1927 66 106 Almost certainly never signposted, but would have been about 63 miles long.
  US 23 Jacksonville, FL (US 1, US 17) Mackinaw City, MI (I-75) 1926 1,444 2,324 1,476 2,375 1412.7 1412.7 Michigan signs the north end where it merges with I-75, while AASHTO continues it north to the south end of the Mackinac Bridge
  US 123 West of Toccoa, GA (US 23) Greenville, SC (I-385) 1937 75 121[i] 87 140 74.2 81.6
  US 123 1930 1934 96 154 83.3
  US 223 Sylvania, OH (SR 51/SR 184) South of Jackson, MI (US 12, US 127) 1930 59 95 59 95 47.1 56.6 Ohio signs the south end at US 23 northwest of Toledo; Michigan signs the north end at the merge with US 127, south of US 12
  US 24 Minturn, CO (I-70, US 6) Pontiac, MI 1926 1,540 2,478 1,709 2,750 1549.8 1694.8 Historic extent to Grand Junction.
  US 124 1926 1938 80 129 80.1
  US 224 Huntington, IN (US 24) New Castle, PA (US 422) 1933 287 462 287 462 287.4 290.6 Historic extent to east side of New Castle.
  US 25 Brunswick, GA (US 17) Ohio River (Covington, KY: US 42, US 127) 1926 750 1,207[j] 1,151 1,852 708.3 1115.8 Historic extent to Port Austin MI.
  US 26 South of Seaside, OR (US 101) Ogallala, NE (I-80) 1926 1,506 2,424 1,557 2,506 1498.3 1517.6 Historic extent to Astoria.
  US 126 1952 1972 131 211 129
  US 27 Miami, FL (I-195, US 1) Fort Wayne, IN (I-69) 1926 1,364 2,195 1,749 2,815 1356.8 1717.8 Historic extent to St. Ignace MI.
  US 127 Chattanooga, TN (US 11, US 64, US 72) South of Grayling, MI (I-75) 1926 758 1,220 758 1,220 746.5 749.8 Historic total reflects the 3.3 mi official but unsigned segment in Chattanooga.
  US 227 1928 1972 120 193 115
  US 28 1926 1952 462 744 462
  US 29 Pensacola, FL (US 90, US 98) West of Baltimore, MD (I-70) 1926 1,036 1,667 1,060 1,706 1039.6 1048.5 Historic extent to downtown Baltimore.
  US 129 Chiefland, FL (US 19, US 27 Alt., US 98) Knoxville, TN (I-40) 1926 582 937 682 1,098 581.4 581.4
  US 30 Astoria, OR (US 101) Atlantic City, NJ 1926 3,073 4,946 3,472 5,588 3078.5 3078.5
  US 130 Southwest of Penns Grove, NJ (I-295, US 40) Southwest of New Brunswick, NJ (US 1) 1926 83 134 93 150 83.2 83.2
  US 230 1926 1966 40 64 35.9
  US 330 1926 1942 161 259 150
  US 430 1926 1934 37 60 26.2
  US 530 1926 1938 25 40 21.9
  US 630 1926 1927 2 3 Was gone by mid-1927, and probably never signposted, but would have been 2.9 miles long.
  US 730 East of Boardman, OR (I-84, US 30) South of Wallula, WA (US 12) 1926 42 68 47 76 41.5 44.5
  US 830 Northeast of Ilwaco, WA (US 101) North of Maryhill, WA (US 97) 1926 1968 209 336 201.7 Exists as SR 14, I-5 (former US 99), SR 432, and SR 4.
  US 31 Mobile, AL (US 43, US 45) Mackinaw City, MI (I-75) 1926 1,290 2,076[k] 1,358 2,185 1287.7 1315 Historic maximum extent between Mobile and north of St. Ignace MI.
  US 131 North of Middlebury, IN (I-80, I-90) Petoskey, MI (US 31) 1926 271 436 297 478 270.3 270.3
  US 231 Panama City, FL (US 98 Bus.) West of Crown Point, IN (US 41) 1926 912 1,468 932 1,500 917.2 917.2
  US 331 East of Destin, FL (US 98) Montgomery, AL (US 80, US 82) 1953 151 243 156 251 151.8 156.0
  US 331 1926 1936 45 72 44.4
  US 431 Dothan, AL (US 231) Owensboro, KY (US 60) 1954 556 895 582 937 556.5 559.8 Historic extent to downtown Owensboro.
  US 32 1926 1934 511 822 484.9
  US 33 Richmond, VA Elkhart, IN (US 20) 1937 703 1,131[l] 766 1,233 701.8 764.9 Historic extent to Lake Michigan Beach.
  US 34 Granby, CO (US 40) Southwest of Chicago, IL 1926 1,122 1,806 1,135 1,827 1127.8 1138.4 Historic extent to Lakeshore in Chicago.
  US 35 Scott Depot, WV Michigan City, IN (US 20) 1934 424 682 439 707 416.3 440.6 Historic extent between Charleston WV and downtown Michigan City.
  US 36 West of Estes Park, CO (US 34) Uhrichsville, OH (US 250) 1926 1,414 2,276 1,438 2,314 1402.8 1362.1 Historic mileage is Denver to Cadiz OH.
  US 136 North of Edison, NE (US 6, US 34) Veedersburg, IN (US 41) 1951 744 1,197 804 1,294 799.9 799.9
  US 37 1935 1944 204 328 This route seems to have been authorized by AASHO, but never signposted by the states.
  US 38 1926 1931 598 962 539 Distance from Greeley to Omaha.
  US 138 Sterling, CO (US 6) North of Big Springs, NE (US 30) 1926 72 116 73 117 71.2 71.2
  US 40 North of Park City, UT (I-80, US 189)
Formerly San Francisco, CA, then Reno, NV
Atlantic City, NJ 1926 2,298 3,698 3,228 5,195 2297.4 3054.4 Historic mileage calculated by measuring I-80 from Park City to San Francisco.
  US 140 1926 1977 54 87 50.9 Measured to jct. US 30, its true endpoint (jct. US 15 was .4 miles shorter).
  US 240 1926 1971 118 190 43.3
  US 340 Northeast of Greenville, VA (US 11) Frederick, MD (US 15, US 40) 1926 156 251 156 251 155.6 156.9
  US 41 Miami Beach, FL East of Copper Harbor, MI 1926 2,006 3,228 2,035 3,275 2010.8 2010.8
  US 141 North of Green Bay, WI (I-43) South of L'Anse, MI (US 41) 1926 176 283 290 467 174.9 282 Historic extent to Milwaukee.
  US 241 1926 1930 81 130 72.9
  US 241 1930 1954 378 608 420.6
  US 341 Brunswick, GA (US 17) Barnesville, GA (US 41) 1926 226 364 257 414 224.1 228.6
  US 441 Miami, FL (US 27) Lake City, TN (US 25W) 1926 936 1,506 947 1,524 904.4 936.0 Mileage is combined total of two disconnected segments. Implied (and historic) mileage through GSMNP brings the total to 936.0
  US 441 north Gatlinburg, TN (Great Smoky Mountains National Park) Rocky Top, TN (US 25W) 1970 936 1,506 947 1,524 69.2 69.2 North segment only
  US 441 south Miami, FL (US 27) Cherokee, NC (Great Smoky Mountains National Park) 1970 936 1,506 947 1,524 835.2 835.2 South segment only
  US 541 1931 1951 51 82 50.6
  US 641 South of Camden, TN (I-40) Marion, KY (US 60) 1955 132 212 149 240 165.3 229.0 Historic extent to Evansville IN.
  US 42 Louisville, KY (I-65, US 60) Cleveland, OH (US 6, US 20, US 322, US 422) 1926 355 571 355 571 350.1 350.1 Kentucky signs the west end of US 42 at US 31E/US 60, just west of I-65
  US 43 Prichard, AL Columbia, TN (US 31) 1934 410 660 523 842 409.5 413.2 Historic extent to Mobile.
  US 143 1935 1944 226 364 This route seems to have been authorized by AASHO, but never signposted by the states.
  US 44 Northeast of Ellenville, NY (US 209) Plymouth, MA 1934 238 383 238 383 236.2 236.2
  US 45 Mobile, AL (US 31, US 43, US 90) Ontonagon, MI 1926 1,297 2,087[m] 1,299 2,091 1297.9 1298.8 Historic extent to Government and Broad in Mobile.
  US 46 Columbia, NJ (I-80 / NJ 94) Hudson River (Fort Lee, NJ: I-95, US 1, US 9) 1935 75 121 79 127 74.9 74.9
  US 48 East of Weston, WV (I-79, US 33, US 119) North of Strasburg, VA (I-81) 2002 148 238 148 238 157 157 Length according to WP; West Virginia portion is not quite complete as of 2019.
  US 48 1926 1931 67 108 84.8
  US 48 1975 1989 113 182 111.8
  US 49 Gulfport, MS (US 90) Piggott, AR (US 62) 1926 516 830[n] 516 830 518.3 518.3 Via US 49W, although US 49E is only .3 miles longer.
  US 50 West of Sacramento, CA (I-80) Ocean City, MD 1926 3,011 4,846 3,231 5,200 3015 3133
  US 150 South of Moline, IL (US 6) Mount Vernon, KY (US 25) 1926 571 919 590 950 563.2 572.1 Historic extent to Rock Island IL.
  US 250 Sandusky, OH (US 6) Richmond, VA (I-95, US 60, US 360) 1926 514 827 514 827 509.9 509.9
  US 350 Trinidad, CO (I-25, US 85, US 87, US 160) La Junta, CO (US 50) 1926 80 129 84 135 72.8 80.1 Colorado signs the west end at US 160 northeast of Trinidad
  US 450 1926 1939 465 748 415
  US 550 North of Albuquerque, NM (I-25, US 85) Montrose, CO (US 50) 1926 302 486 305 491 303.8 303.8
  US 650 1926 1936 27 43 23.3
  US 51 West of New Orleans, LA (US 61) Hurley, WI (US 2) 1926 1,286 2,070 1,359 2,187 1269.8 1295.9 Historic extent to New Orleans.
  US 151 Northeast of Williamsburg, IA (I-80) Manitowoc, WI (US 10) 1926 337 542 337 542 327.1 327.1
  US 52 Canada (Portal, ND) Charleston, SC (US 17) 1926 2,072 3,335 2,123 3,417 2075.7 2075.7
  US 152 1934 1938 176 283 167.8
  US 53 La Crosse, WI (US 14, US 61) Canada (International Falls, MN) 1926 403 649 407 655 403.3 403.3
  US 54 Mexico (El Paso, TX) Northeast of Pittsfield, IL (I-72, US 36)(Formerly Chicago) 1926 1,206 1,941[o] 1,494 2,404 1198.6 1476.6 Historic extent to Chicago.
  US 154 1926 1982 36 58 35.8
  US 55 Davenport, IA (US 61) Minneapolis, MN (US 12) 1926 1934 370 595 362.8
  US 56 Springer, NM (I-25, US 85) Kansas City, MO (US 71) 1957 640 1,030 661 1,064 639.0 656.6 Historic extent to Independence MO.
  US 156 1957 1982 101 163 176.7
  US 57 Mexico (Eagle Pass, TX) Southwest of Moore, TX (I-35) 1970 103 166 103 166 98.4 98.4
  US 58 Cumberland Gap, TN (US 25E) Virginia Beach, VA (US 60) 1931 509 819 535 861 509.3 509.3
  US 158 Mocksville, NC (US 64, US 601) South of Nags Head, NC (US 64) 1932 347 558 367 591 349.4 349.4
  US 258 Jacksonville, NC (US 17) Hampton, VA 1932 217 349 225 362 220.3 220.3
  US 59 Laredo, TX (I-35, US 83) Canada 1935 1,911 3,075 1,959 3,153 1912.5 1912.5
  US 159 Nortonville, KS (US 59) Southeast of Mound City, MO (US 59) 1935 85 137 86 138 84.9 82.8 Historic distance to Craig MO.
  US 259 Nacogdoches, TX (US 59) South of Heavener, OK (US 59, US 270) 1963 250 402 250 402 254.0 254.0
  US 60 East of Quartzsite, AZ (I-10) Virginia Beach, VA 1926 2,670 4,297 2,963 4,768 2654 2909.6
  US 160 West of Tuba City, AZ (US 89) Southwest of Poplar Bluff, MO (US 67) 1930 1,464 2,356 1,474 2,372 1466.0 1476.2 Historic extent to Poplar Bluff.
  US 260 1931 1962 298 480 290
  US 360 Danville, VA (US 58 Bus.) East of Warsaw, VA 1933 223 359 238 383 225.3 225.3
  US 460 Frankfort, KY (US 60, US 421) Norfolk, VA (US 60) 1933 655 1,054 1,034 1,664 645.8 999.8 Historic extent to St. Louis.
  US 61 New Orleans, LA (US 90) Wyoming, MN (I-35) 1926 1,400 2,253 1,714 2,758 1400.5 1672.5 Historic extent to Grand Portage MN.
  US 161 Keokuk, IA (US 61) Key West, IA (US 61) 1926 1934 193 311 178
  US 62 Mexico (El Paso, TX) Canada (Niagara Falls, NY) 1930 2,248 3,618 2,289 3,684 2246.9 2246.9 New York signs the north (east) end in Niagara Falls, northeast of the border crossing
  US 63 Ruston, LA (I-20, US 167) Southwest of Ashland, WI (US 2) 1926 1,186 1,909 1,186 1,909 1279.8 985.8 Historic distance between Memphis and Ashland.
  US 163 Des Moines, IA (US 69) Oskaloosa, IA (US 63) 1934 1937 60 97 58.8
  US 64 Teec Nos Pos, AZ (US 160) South of Nags Head, NC (US 158) 1926 2,326 3,743 2,326 3,743 2332.9 2332.9
  US 164 1928 1930 252 406 260
  US 164 1966 1970 274 441 260
  US 264 Raleigh, NC (I-440, US 64) Southwest of Nags Head, NC (US 64) 1932 219 352 219 352 215.7 226.9 Historic extent to Whalebone Jct. NC
  US 65 Clayton, LA (US 425) Albert Lea, MN (I-35, I-90) 1926 969 1,559[p] 1,518 2,443 960.1 1236.8 Historic extent north to Minneapolis and south to New Orleans.
  US 165 Iowa, LA (US 90) Northeast of Little Rock, AR (US 70) 1926 412 663 412 663 403 403
  US 66 1926 1985 2,448 3,940 2250 2334 Maximum extent was 2351, but only from 1935-1937.
  US 166 South Haven, KS (US 81) Southwest of Joplin, MO (I-44) 1926 166 267 248 399 162 162
  US 266 Henryetta, OK (US 62, US 75) Warner, OK (US 64) 1926 43 69[q] 130 209 43.0 135.3 Historic extent to OKC.
  US 366 1926 1932 437 703 431
  US 366 1932 1939 73 117 65.6
  US 466 1926 1971 526 847 526
  US 566 1926 1931 118 190 107
  US 666 1926 2003 605 974 601.5 Mileage from Monticello to Douglas.
  US 67 Mexico (Presidio, TX) Sabula, IA (US 52) 1926 1,560 2,511 1,634 2,630 1547.4 1590.9 Historic mileage to Dubuque IA.
  US 167 Abbeville, LA Hardy, AR (US 62, US 412) 1926 499 803 509 819 504.2 514.4 Historic extent to Hardy AR.
  US 68 Reidland, KY (US 62) Findlay, OH (I-75) 1926 560 901 602 969 552.1 607.2 Historic extent from Paducah to Toledo.
  US 168 1926 1934 137 220 116
  US 69 Port Arthur, TX Albert Lea, MN 1926 1,136 1,828 1,141 1,836 1130.7 1133.8 Historic extents to city centers of Albert Lea and Port Arthur.
  US 169 Tulsa, OK (US 64) Virginia, MN (US 53) 1930 975 1,569 1,149 1,849 966.7 966.7 Historically extended a little farther south (Glenpool) and farther north (I-Falls), but not during the same timeframe.
  US 70 Globe, AZ (US 60) Atlantic, NC 1926 2,385 3,838 2,915 4,691 2365.6 2842.9
  US 170 1926 1931 215 346 206
  US 270 Liberal, KS (US 54, US 83) Northwest of Pine Bluff, AR (I-530, US 65) 1930 643 1,035 772 1,242 642.8 759.2 Historic extent between downtown Pine Bluff and Syracuse KS.
  US 270 1926 1929 65 105 68.0
  US 370 1926 1939 289 465 270
  US 470 1926 1931 73 117 65.6
  US 71 West of Krotz Springs, LA (US 190) Canada (International Falls, MN) 1926 1,532 2,466 1,694 2,726 1515.7 1559.1 Historic extent to Port Allen LA.
  US 171 Lake Charles, LA (US 90) Shreveport, LA (US 79, US 80) 1926 179 288 191 307 178 182
  US 271 Tyler, TX Fort Smith, AR (US 71 Bus.) 1926 299 481 495 797 296.2 491.1 Historic extent to Beaumont TX.
  US 371 Southwest of Coushatta, LA (I-49) De Queen, AR (US 59, US 70, US 71) 1994 246 396 246 396 217.7 217.7
  US 371 1931 1971 131 211 128
  US 72 Memphis, TN (US 64, US 70, US 79) Chattanooga, TN (US 11, US 41, US 64, US 127) 1926 432 695 432 695 318.0 318.0
  US 73 West of Kansas City, KS (US 24, US 40) North of Dawson, NE (US 75) 1926 112 180 725 1,167 113.2 676.2 Historic extent north to South Sioux City, and south to Atoka (via 73E).
  US 74 Chattanooga, TN (I-24, I-75) Wrightsville Beach, NC 1926 524 843 524 843 496.9 516.0 Historic distance is same as official distance, although the westernmost 19.1 miles are unsigned.
  US 75 Dallas, TX (I-30, I-45, US 67) Canada (Noyes, Minnesota) 1926 1,239 1,994 1,617 2,602 1234.8 1523.8 Historic extent to Galveston TX.
  US 175 Jacksonville, TX (US 69) Dallas, TX 1931 114 183 116 187 109.9 113.3 Current distance uses new (2020) terminus in Dallas; historic extent to downtown Dallas.
  US 275 West of Rock Port, MO (US 136) O'Neill, NE (US 20, US 281) 1931 266 428 346 557 266.3 347.1 Historic extent to St. Joseph MO.
  US 76 Chattanooga, TN (US 11, US 64, US 72) Wrightsville Beach, NC 1926 547 880 550 885 538.1 538.1
  US 176 Hendersonville, NC (US 25 Bus.) Goose Creek, SC (US 52) 1926 229 369 243 391 237.2 237.2
  US 276 North of Waynesville, NC (I-40) Mauldin, SC (I-385) 1932 108 174 210 338 106.3 136.3 Historic extent to I-26 at Clinton SC.
  US 77 Mexico (Brownsville, TX) Sioux City, IA (I-29) 1926 1,116 1,796 1,525 2,454 1303.0 1530.6 Historic extent to Ortonville MN.
  US 177 Madill, OK (US 70) South Haven, KS (US 81) 1927 233 375 233 375 233.6 233.6
  US 277 Carrizo Springs, TX (US 83) Newcastle, OK (I-44, US 62) 1928 633 1,019 664 1,069 631.3 645.4 Historic extent to OKC.
  US 377 Del Rio, TX (US 90, US 277) Stroud, OK 1930 478 769 478 769 601.4 601.4 Figure includes 124.7 unauthorized (but signposted) miles between Madill and Stroud.
  US 78 Memphis, TN (US 64, US 70, US 79) Charleston, SC (US 17) 1926 715 1,151 736 1,184 700.8 700.8
  US 178 Northwest of Summerville, SC (US 78) Rosman, NC (US 64) 1932 237 381 237 381 238.9 238.9
  US 278 Wickes, AR (US 59, US 71) Hilton Head Island, SC 1952 1,077 1,733 1,077 1,733 1073.9 1077.3 Historic distance via original 278 through Hilton Head.
  US 378 Washington, GA (US 78) Conway, SC (US 701) 1952 234 377 234 377 232.1 232.1
  US 79 Austin, TX (I-35, US 290) Russellville, KY (US 68) 1935 873 1,405 886 1,426 870.5 889.3 Historic extent to Austin.
  US 80 Dallas, TX (I-30) Tybee Island, GA 1926 1,032 1,661 2,747 4,421 1030.4 2538.4
  US 180 Valle, AZ (SR 64) East of Weatherford, TX (I-20) 1943 1,127 1,814 1,135 1,827 1111.6 1146.1 Historic extents to Handley TX and Grand Canyon.
  US 180 1926 1935 336 541 303
  US 280 Birmingham, AL (I-20, I-59, US 31) Northwest of Savannah, GA (US 80) 1931 392 631 416 669 388.5 388.5 Historically went further east to Savannah, but at the time its west end was in Columbus GA.
  US 380 San Antonio, NM (I-25, US 85) Greenville, TX (I-30, US 67, US 69) 1932 673 1,083 673 1,083 672.9 672.9
  US 81 North of Fort Worth, TX (I-35W, US 287) Canada (Pembina, ND) 1926 1,234 1,986 1,769 2,847 1222.6 1653.6 Historic distance calculated by measuring I-35 from current terminus to Laredo border crossing.
  US 181 Corpus Christi, TX (I-37) San Antonio, TX (I-35, US 281) 1926 149 240 163 262 135.9 146.3 Historic extent to Plaza in San Antonio.
  US 281 Brownsville, TX (Bus. US 77, TX 48) Canada 1931 1,872 3,013 1,872 3,013 1865.6 1867.9 Historic mileage to border crossing in Brownsville.
  US 82 Las Cruces, NM (US 70) Southwest of Brunswick, GA (I-95, US 17) 1932 1,680 2,704 1,709 2,750 1598.3 1628.9 Historic mileage is to Midway GA.
  US 83 Mexico (Brownsville, TX) Canada 1926 1,894 3,048 1,904 3,064 1882.2 1882.2
  US 183 Refugio, TX (US 77) West of Presho, SD (I-90, US 83) 1930 1,035 1,666 1,269 2,042 1244.3 1154 Historic distance is from Vivian SD to Junction TX.
  US 283 Brady, TX (US 87, US 190, US 377) Lexington, NE (US 30) 1931 730 1,175 799 1,286 720.4 793.0 Historic extent to Junction TX.
  US 383 1941 1982 175 282 165.9
  US 84 Pagosa Springs, CO (US 160) Southeast of Midway, GA (I-95) 1926 1,919 3,088 2,064 3,322 1905 1884 Historic mileage is Pagosa to Brunswick.
  US 85 Mexico (El Paso, TX) Canada 1926 1,479 2,380 1,582 2,546 1477 1477
  US 185 1926 1934 124 200 116 Distance assumes downtown Cheyenne terminus.
  US 285 Sanderson, TX (US 90) Denver, CO (I-25, US 87) 1934 835 1,344 847 1,363 844.6 853.3 Historic extent to Aurora CO.
  US 285 1926 1934 133 214 130
  US 385 Big Bend National Park, TX Deadwood, SD (US 85) 1958 1,206 1,941 1,206 1,941 1198.7 1198.7
  US 385 1926 1935 773 1,244 743.1 Distance from Raton to San Antonio.
  US 485 1926 1931 164 264 164 Distance assumes Raton terminus.
  US 87 Port Lavaca, TX (SH 238 West of Havre, MT (US 2) 1926 1,998 3,215 2,036 3,277 2006.1 2006.1 Measured 2020, includes Big Spring TX bypass.
  US 187 Rock Springs, WY Northeast of Jackson, WY (US 26, US 89, US 191, US 287) 1926 1982
(see note)
207 333 401 645 207 Wyoming does not sign US 187, but it appears in the 1989 log, completely concurrent with US 191 except for a short piece in Rock Springs
  US 287 Port Arthur, TX
Yellowstone National Park, MT
Yellowstone National Park, WY
Choteau, MT (US 89)
1934 1,891 3,043 1,901 3,059 1885.7 1885.7 Mileage is combined total of two disconnected segments. Implied mileage through Yellowstone NP brings the total to 1954.5
  US 287 north Yellowstone National Park, MT Choteau, MT (US 89) 1965 1,891 3,043 1,901 3,059 281.2 281.2 North segment only
  US 287 south Port Arthur, TX Yellowstone National Park, WY 1965 1,891 3,043 1,901 3,059 1604.5 1604.5 South segment only
  US 89 Flagstaff, AZ (US 180)
Yellowstone National Park, MT
Yellowstone National Park, WY
Canada
1926 1,247 2,007 1,685 2,712 1239 1655 Mileage is combined total of two disconnected segments. Implied mileage through Yellowstone increases totals to 1333.8 and 1749.8.
  US 89 north Yellowstone National Park, MT Canada 1934 1,247 2,007 1,685 2,712 399.7 399.7 North segment only
  US 89 south Flagstaff, AZ Yellowstone National Park, WY 1934 1,247 2,007 1,685 2,712 839.3 880.9 South segment only
  US 189 Provo, UT (I-15) Jackson, WY (US 26, US 89, US 187, US 191) 1938 322 518 322 518 312.1 312.1 Utah does not sign US 189 along I-80 east of Silver Creek Jct.
  US 189 1928 1938 30 48 29.9
  US 90 Van Horn, TX (I-10) Jacksonville Beach, FL 1926 1,633 2,628 1,697 2,731 1621.4 1621.4 Was 1674.9, but only from 1939-1940.
  US 190 West of Iraan, TX (I-10) Southeast of Slidell, LA (US 90) 1926 875 1,408 875 1,408 867.5 867.5
  US 290 Southeast of Junction, TX (I-10) Northwest of Houston, TX (I-610) 1926 276 444 591 951 265.5 556 Historic extent to Davis Mtn. Jct. TX
  US 91 Brigham City, UT (I-15, I-84) Southwest of Idaho Falls, ID (US 26) 1926 163 262 1,468 2,363 167.6 1430.6 Historic extent north to Canada and south to Long Beach.
  US 191 Mexico (Douglas, AZ)
Yellowstone National Park, MT
Yellowstone National Park, WY
Canada
1926 1,657 2,667[r] 1,905 3,066 1651.3 1651.3 Mileage is combined total of two disconnected segments. Implied mileage through Yellowstone NP brings the total to 1720.1
  US 191 north Yellowstone National Park, MT Canada 1981 1,657 2,667[s] 1,905 3,066 440.0 440.0 North segment only
  US 191 south Mexico (Douglas, AZ) Yellowstone National Park, WY 1981 1,657 2,667[t] 1,905 3,066 1211.3 1211.3 South segment only
  US 491 Gallup, NM (I-40) Monticello, UT (US 163, US 191) 2003 198 319 198 319 193.7 193.7 Formerly known as US 666
  US 92 St. Petersburg, FL Daytona Beach, FL 1926 177 285 180 290 181.4 181.4
  US 192 Southeast of Clermont, FL (US 27) Indialantic, FL 1926 75 121 75 121 74.6 74.6
  US 93 Wickenburg, AZ (US 60) Eureka, MT – Canada (BC 93) 1926 1,346 2,166 1,346 2,166 1353.4 1353.4
  US 94 1926 1949 110 177 108.2
  US 95 Mexico (San Luis, AZ) Eastport, ID – Canada (BC 95) 1926 1,574 2,533 1,574 2,533 1561.9 1561.9
  US 195 North of Lewiston, ID (US 95) Spokane, WA (I-90, US 2, US 395) 1926 95 153 186 299 93.7 171.7 Historic extent to Sandpoint ID.
  US 295 East of Dodge, WA (US 12) Colfax, WA (US 195) 1926 1968 45 72 43.6
  US 395 Southwest of Victorville, CA (I-15) South of Christina Lake, BC, Canada (BC 395) 1926 1,305 2,100 1,490 2,398 1303.7 1436.7 Historic extent to San Diego.
  US 96 Port Arthur, TX Tenaha, TX (US 59, US 84) 1939 170 274 171 275 165.4 167.4 Historic extent to downtown Port Arthur.
  US 96 1926 1939 371 597 369.6 Maximum extent (Rosenburg-Brownsville)
  US 97 Weed, CA (I-5) Osoyoos, BC, Canada (BC 97) 1926 663 1,067 681 1,096 664.7 664.7
  US 197 Southwest of Shaniko, OR (US 97) North of Dallesport, WA (SR 14) 1952 64 103 87 140 63.3 81.0 Historic distance to Maryhill WA.
  US 98 Bude, MS (US 84) West Palm Beach, FL (US 1) 1933 939 1,511 973 1,566 928.0 962.5 Historic extent between Bude and Natchez is still signed as US 98 in several places.
  US 99 Calexico, CA
Mexicali, Mexico
Blaine, WA – Canada (BC 99) 1926 1972 1,569 2,525 1470 1470 Measured along I-5 from Calexico to Blaine, except CA 99 thru Central Valley.
  US 199 Crescent City, CA (US 101) Grants Pass, OR (I-5) 1926 80 129 86 138 79.6 80.8
  US 299 1934 1964 295 475 279.5
  US 399 1934 1964 136 219 127
  US 101 Los Angeles, CA (I-5)
Formerly Mexico (San Ysidro, CA)
Olympia, WA (I-5) 1926 1,519 2,445 1,896 3,051 1520.4 1653.4 Historic mileage calculated by measuring I-5 from current terminus to San Ysidro.
  US 163 Kayenta, AZ (US 160) East of Green River, UT (I-70, US 6, US 50, US 191) 1971 201 323 201 323 64.6 200.7 Historic extent to Crescent Jct. UT
  US 400 Granada, CO (US 50, US 385) Southwest of Joplin, MO (I-44) 1994 477 768 [5] 477 768 481 483
  US 412 Springer, NM (I-25, US 85) Columbia, TN (I-65) 1982 1,131 1,820 1,131 1,820 1115.4 1115.4
  US 425 Natchez, MS (US 61, US 98) Pine Bluff, AR (I-530, US 65) 1989 219 352 219 352 215.4 215.4
  1. ^ American Association of State Highway and Transportation Officials, United States Numbered Highways, 1989 Edition
  2. ^ Staff. "Committee Action Reports". American Association of State Highway and Transportation Officials. Retrieved August 2007. {{cite web}}: Check date values in: |accessdate= (help)
  3. ^ Droz, Robert. U.S. Highways: Termini and Length in Miles http://www.us-highways.com/us1830.htm. Retrieved 12 August 2013. {{cite web}}: Missing or empty |title= (help)
  4. ^ Smith, Julie (January 17, 2007). "VDOT Announces Progress for Coalfields Expressway" (Press release). Virginia Department of Transportation. Retrieved March 16, 2012.
  5. ^ "E Goff Ave/US-400/US-50 to US-166/US-400" (Map). Google Maps. Retrieved March 16, 2012.


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