# List of U.S. Highways in Arkansas

The U.S. Highways in Arkansas are the U.S. Routes maintained by the U.S. state of Arkansas. There are 20 such highways.

## Mainline highways

| Number | Length (mi) | Length (km) | Southern or western terminus | Northern or eastern terminus | Formed | Removed |
| US 49 | 182.33 | 293.43 | US 49 at Mississippi state line near Helena | US 62/ AR 1 at Piggott | 01963-01-011963 | current |
| US 59 | 112 | 180 | I-30 at Texarkana | US 59 at Oklahoma state line west of Acorn | 01934-01-011934 | current |
| US 61 | 75.3 | 121.2 | US 61 at Tennessee state line near West Memphis | US 61 at Missouri state line near Blytheville | 01926-01-011926 | current |
| US 62 | 329.9 | 530.9 | US 62 at Oklahoma state line | US 62 at Missouri state line near St. Francis | 01930-01-011930 | current |
| US 63 | 388 | 624 | US 167 at Junction City | US 63 at Missouri state line near Mammoth Spring | 01926-01-011926 | current |
| US 64 | 246.35 | 396.46 | US 64 at Oklahoma state line near Fort Smith | US 64 at Tennessee state line near Memphis, TN | 01926-01-011926 | current |
| US 65 | 309 | 497 | US 65 at Louisiana state line south of Eudora | US 65 at Missouri state line north of Burlington | 01926-01-011926 | current |
| US 67 | 325 | 523 | US 67 at Texas state line at Texarkana | US 67 at Missouri state line | 01926-01-011926 | current |
| US 70 | 286 | 460 | US 70 at Oklahoma state line near DeQueen | US 70 at Tennessee state line | 01926-01-011926 | current |
| US 71 | 310 | 500 | US 71 at Louisiana state line | US 71 at Missouri state line | 01926-01-011926 | current |
| US 78 | 140.75 | 226.52 | Future I-57/US 67 near Cash | US 78 at Tennessee state line near West Memphis | 02023-01-012023 | current |
| US 79 | 272 | 438 | US 79 at Louisiana state line | US 79 at Tennessee state line near West Memphis | 01935-01-011935 | current |
| US 82 | 190.71 | 306.92 | US 82 at Texas state line at Texarkana | US 82 at Mississippi state line near Greenville, MS | 01931-07-011931 | current |
| US 165 | 183 | 295 | US 165 at Louisiana state line | US 70 at North Little Rock | 01926-01-011926 | current |
| US 167 | 258.954 | 416.746 | US 167 at Louisiana state line | US 62/US 412 in Ash Flat | 01926-01-011926 | current |
| US 270 | — | — | US 270 at Oklahoma state line | I-530/US 65 at White Hall | 01930-01-011930 | current |
| US 271 | 3 | 4.8 | US 271 at Oklahoma state line near Fort Smith | US 71B, Ft. Smith | 01926-01-011926 | current |
| US 278 | 259.2 | 417.1 | US 59/US 71 at Wickes | US 278 at Mississippi state line | 01998-01-011998 | current |
| US 371 | 134 | 216 | US 371 at Louisiana state line | US 59/US 70/US 71/ AR 41 at De Queen | 01994-01-011994 | current |
| US 412 | 290 | 470 | US 412 at Oklahoma state line near Siloam Springs | US 412 at Missouri state line | 01982-01-011982 | current |
| US 425 | 91 | 146 | US 425 at Louisiana state line | I-530/US 63/US 65/US 79 at Pine Bluff | 01989-01-011989 | current |

## Suffixed and special routes

U.S. Highways in Arkansas sometimes have spur or business routes. The signs feature a "B" if designating a business route.
| Number | Length (mi) | Length (km) | Southern or western terminus | Northern or eastern terminus | Formed | Removed | Notes |
| US 49B | 3.66 | 5.89 | US 49 in Brookland | US 49 in Brookland | 02000-06-282000 | current | |
| US 49B | 6.92 | 11.14 | US 49 in Helena-West Helena | US 49 in Helena-West Helena | 01970-06-241970 | current | |
| US 49B | 5.2 | 8.4 | US 49/US 63 in Jonesboro | US 49/AR 1 in Jonesboro | 01979-06-251979 | 01996-11-261996 | |
| US 49B | 2.36 | 3.80 | US 49/AR 1 in Paragould | US 49/AR 1/US 412/Crowley's Ridge Parkway in Paragould | 01979-08-221979 | current | |
| US 49Y | 0.70 | 1.13 | US 412B in Paragould | US 49B in Paragould | — | — | |
| US 62B | 0.739 | 1.189 | Prairie Grove Battlefield State Park | US 62 in Prairie Grove | 02014-11-202014 | current | |
| US 62B | 6 | 9.7 | US 62/US 71 in Fayetteville | US 62/US 71 in Fayetteville | 01970-05-271970 | 01984-10-311984 | |
| US 62B | 2.0 | 3.2 | US 62/AR 94 in Rogers | US 71B/AR 94 in Rogers | 01980-11-061980 | 02010-08-172010 | Partially renumbered AR 12 |
| US 62B | 3.0 | 4.8 | US 62 in Eureka Springs | US 62/AR 23 in Eureka Springs | 01970-01-01c. 1970 | 01990-05-231990 | Former US 62C |
| US 62B | 0.442 | 0.711 | US 62/US 412 in Yellville | US 62/US 412/AR 14 in Yellville | 01980-01-01c. 1980 | current | |
| US 62B | 2.959 | 4.762 | US 62/US 412 | US 62/US 412 in Cotter | 01989-01-111989 | current | |
| US 62B | 4.647 | 7.479 | US 62/US 412 in Mountain Home | US 62/US 412 in Mountain Home | 01998-09-221998 | current | |
| US 62B | — | — | US 62/US 412 in Salem | US 62/US 412 in Salem | 01958-01-011958 | current | |
| US 62C | 3.0 | 4.8 | US 62 in Eureka Springs | US 62/AR 23 in Eureka Springs | 01935-01-01c. 1935 | 01970-01-01c. 1970 | Renamed US 62B |
| US 62S | 0.671 | 1.080 | US 62 in Berryville | A. L. Carter Street/Oak View Drive in Berryville | 01975-03-261975 | current | |
| US 62S | 0.700 | 1.127 | US 62/US 412 in Pyatt | Marion CR 321 | — | — | |
| US 63B | 0.838 | 1.349 | US 63/AR 160 in Hermitage | US 63 in Hermitage | 02000-01-112000 | current | Former US 63 |
| US 63B | 2.699 | 4.344 | US 63/AR 8 in Warren | US 63/AR 189 in Warren | 01999-10-021999 | current | Former AR 15B |
| US 63B | 7.30 | 11.75 | I-530/US 63/US 79 in Pine Bluff | US 63/US 79/US 65B/AR 15 in Pine Bluff | 01999-10-021999 | 02020-11-012020 | Partially redesignated AR 463 |
| US 63S | 0.8 | 1.3 | US 63 | US 70 | 01999-10-021999 | 02008-02-062008 | Former AR 11S |
| US 63B | 2.4 | 3.9 | I-555/US 63/AR 149 in Marked Tree | I-555/US 63/AR 14/AR 75 in Marked Tree | 01970-11-061970 | 02019-05-092019 | Former US 63 |
| US 63C | 1.7 | 2.7 | US 63 in Trumann | US 63/AR 69 in Trumann | 01959-03-041959 | 01970-10-281970 | |
| US 63C | 1.4 | 2.3 | US 63 in Jonesboro | AR 1 in Jonesboro | 01961-11-081961 | 01970-05-271970 | Renumbered US 63B |
| US 63B | — | — | — | — | 01970-05-271970 | 02006-01-012006 | Former US 63C, redesignated AR 91 |
| US 63B | 2.735 | 4.402 | US 63 in Bono | US 63 in Bono | 02014-05-292014 | current | Former US 63 |
| US 63B | 4.26 | 6.86 | US 63 in Walnut Ridge | US 63 | 01998-05-131998 | current | Former US 63 |
| US 63B | 1.517 | 2.441 | US 62/US 63/US 412 in Hardy | US 62/US 63/US 412 in Hardy | 02014-11-202014 | current | Former US 63 |
| US 64B | — | — | — | — | — | — | |
| US 64C | — | — | — | — | — | — | |
| US 64B | — | — | — | — | — | — | |
| US 64B | — | — | — | — | — | — | |
| US 64B | — | — | — | — | — | — | |
| US 65S | — | — | — | — | — | — | |
| US 65B | — | — | — | — | — | — | |
| US 65B | — | — | — | — | — | — | |
| US 65B | — | — | — | — | — | — | |
| US 65B | — | — | — | — | — | — | |
| US 65B | — | — | — | — | — | — | |
| US 67B | — | — | — | — | — | — | |
| US 67B | — | — | — | — | — | — | |
| US 67B | — | — | — | — | — | — | |
| US 67B | — | — | — | — | — | — | |
| US 67B | — | — | — | — | — | — | |
| US 67B | — | — | — | — | — | — | |
| US 70B | — | — | — | — | — | — | |
| US 70B | — | — | — | — | — | — | |
| US 70B | — | — | — | — | — | — | |
| US 70B | — | — | — | — | — | — | |
| US 71B | — | — | — | — | — | — | |
| US 71B | — | — | — | — | — | — | |
| US 71B | — | — | — | — | — | — | |
| US 71B | — | — | — | — | — | — | |
| US 82B | 1.65 | 2.66 | US 371 in Magnolia | US 79/US 82 in Magnolia | 01973-06-251973 | 02019-05-222019 | |
| US 82B | 5.425 | 8.731 | US 82 in El Dorado | US 82 | 01982-10-201982 | current | |
| US 82B | 2.088 | 3.360 | US 82 | US 82 | 02018-05-222018 | current | |
| US 82S | 0.128 | 0.206 | US 82 | Port of Crossett | — | — | |
| US 82T | 1.3 | 2.1 | US 82 in Stamps | US 82/AR 53 in Stamps | — | 02006-09-272006 | |
| US 165B | 1.28 | 2.06 | US 165/AR 1 in Gillett | US 165/AR 1 in Gillett | 01982-08-011982 | current | |
| US 167B | — | — | — | — | 01971-08-251971 | current | |
| US 167B | 1.67 | 2.69 | — | — | 01968-06-241968 | current | |
| US 167B | — | — | — | — | 02013-09-112013 | current | |
| US 270B | — | — | — | — | — | — | |
| US 270B | — | — | — | — | — | — | |
| US 278B | 1.15 | 1.85 | US 278 in Hope | US 67 in Hope | 01990-01-011990 | current | |
| US 278B | 1.88 | 3.03 | US 278 in Camden | US 79B in Camden | 01998-01-011998 | current | |
| US 278B | 3.99 | 6.42 | US 278 in Warren | US 278 in Warren | 01998-01-011998 | current | Former AR 4B |
| US 278 Byp. | 8.5 | 13.7 | US 278 | US 425 | 01998-01-011998 | current | Part of Future I-69 |
| US 412B | 2.65 | 4.26 | US 412 | US 412/AR 45 | 02009-02-012009 | current | |
| US 412B | 5.48 | 8.82 | US 412 | US 412 in Huntsville | 01999-08-011999 | current | |
| Former Proposed and unbuilt ||||||||