# List of U.S. Highways in Kansas

The U.S. Highways in Kansas are the segments of the United States Numbered Highway System within the state of Kansas.

## Mainline highways

| Number | Length (mi) | Length (km) | Southern or western terminus | Northern or eastern terminus | Formed | Removed | Notes |
| US-24 | 435.95 | 701.59 | Colorado state line west of Kanorado | Missouri state line in Kansas City | 01936-01-011936 | current | |
| US-36 | 390 | 630 | Colorado state line west of St. Francis | Missouri state line in Elwood | 01926-01-011926 | current | |
| US-40 | 423.67 | 681.83 | Colorado state line west of Weskan | Missouri state line in Kansas City | 01926-01-011926 | current | |
| US 40N | — | — | — | — | 01926-01-011926 | 01936-01-011936 | Replaced by US-24; planned as US 40 in 1925 |
| US 40S | — | — | — | — | 01926-01-011926 | 01936-01-011936 | Renumbered to US-40; planned as US 340 and US 46 in 1925 |
| US-50 | 447.93 | 720.87 | Colorado state line west of Coolidge | Missouri state line in Leawood | 01928-01-011928 | current | |
| US 50N | — | — | — | — | 01926-01-011926 | 01956-01-011956 | Replaced by US-56; planned as US 50 in 1925 |
| US 50S | — | — | — | — | 01926-01-011926 | 01956-01-011956 | Renumbered to US-50; planned as US 250 in 1925 |
| US-54 | 378.22 | 608.69 | Oklahoma state line southwest of Liberal | Missouri state line east of Fort Scott | 01926-01-011926 | current | |
| US-56 | 471.45 | 758.73 | Oklahoma state line south of Elkhart | Missouri state line in Mission Woods | 01956-01-011956 | current | |
| US-59 | 210.44 | 338.67 | Oklahoma state line south of Chetopa | Missouri state line east of Atchison | 01934-01-011934 | current | |
| US-66 | 11.274 | 18.144 | Oklahoma state line south of Baxter Springs | Missouri state line east of Galena | 01926-01-011926 | 01985-01-011985 | Replaced by US-69 Alt. and K-66 |
| US-69 | 163 | 262 | Oklahoma state line south of Treece | Missouri state line in Kansas City | 01935-01-011935 | current | |
| US-73 | 91.12 | 146.64 | I-70 in Bonner Springs | Nebraska state line north of Reserve | 01926-01-011926 | current | |
| US 73E | — | — | — | — | 01926-01-011926 | 01934-01-011934 | Replaced by US-160 and US-69 |
| US 73W | — | — | — | — | 01926-01-011926 | 01934-01-011934 | Replaced by US-59, K-39, US-169, and US-159 |
| US-75 | 228 | 367 | Oklahoma state line south of Caney | Nebraska state line north of Sabetha | 01926-01-011926 | current | |
| US-77 | 234 | 377 | Oklahoma state line south of Arkansas City | Nebraska state line north of Oketo | 01926-01-011926 | current | |
| US-81 | 230.78 | 371.40 | Oklahoma state line south of Caldwell | Nebraska state line north of Belleville | 01926-01-011926 | current | |
| US-83 | 227.5 | 366.1 | Oklahoma state line south of Liberal | Nebraska state line north of Cedar Bluffs | 01926-01-011926 | current | |
| US-154 | 36 | 58 | Dodge City | Mullinville | 01926-01-011926 | 01982-01-011982 | Redesignated as K-154 (now US-400) |
| US-156 | 101 | 163 | Garden City | Ellsworth | 01956-01-011956 | 01982-01-011982 | Redesignated as K-156 |
| US-159 | 52.3 | 84.2 | US-59 in Nortonville | Nebraska state line north of Reserve | 01935-01-011935 | current | |
| US-160 | 489.457 | 787.705 | Colorado state line west of Saunders | Missouri state line east of Frontenac | 01930-01-011930 | current | |
| US-166 | 163.22 | 262.68 | US-81 in South Haven | Missouri state line east of Baxter Springs | 01926-01-011926 | current | |
| US-169 | 135.393 | 217.894 | Oklahoma state line south of Coffeyville | Missouri state line in Kansas City | 01930-01-011930 | current | |
| US-177 | 3.51 | 5.65 | Oklahoma state line south of South Haven | US-81 in South Haven | 01929-01-011929 | current | |
| US-183 | 234.69 | 377.70 | Oklahoma state line south of Sitka | Nebraska state line north of Phillipsburg | 01930-01-011930 | current | |
| US 250 | — | — | — | — | 01925-01-011925 | 01926-01-011926 | Renumbered to US 50S |
| US-270 | 3 | 4.8 | US-54/US-83 in Liberal | Oklahoma state line south of Liberal | 01930-01-011930 | current | |
| US-281 | 238.34 | 383.57 | Oklahoma state line south of Hardtner | Nebraska state line north of Lebanon | 01931-01-011931 | current | |
| US-283 | 217.004 | 349.234 | Oklahoma state line south of Englewood | Nebraska state line north of Norton | 01931-01-011931 | current | |
| US 340 | — | — | — | — | 01925-01-011925 | 01926-01-011926 | Became US-40S; now US-40 |
| US-383 | 139 | 224 | US-40/US-183 in Oakley | Nebraska state line | 01942-01-011942 | 01982-01-011982 | Partially redesignated as K-383 |
| US-400 | 465.556 | 749.240 | Colorado state line west of Coolidge | Missouri state line east of Baxter Springs | 01994-01-011994 | current | |

## Special routes

| Number | Length (mi) | Length (km) | Southern or western terminus | Northern or eastern terminus | Formed | Removed | Notes |
| US 24 Alt. | — | — | — | — | 01965-01-011965 | 01965-01-011965 | |
| US 24 Bus. | — | — | — | — | — | — | |
| US 40 Alt. | — | — | — | — | 01954-01-011954 | 01955-01-011955 | Became K-18 |
| US 40 Alt. | — | — | — | — | 01967-01-011967 | 01979-01-011979 | Redesignated as US 40 Bus. |
| US 40 Alt. | — | — | — | — | 01953-01-011953 | 01963-01-011963 | Former routing of US-40; removed due to completion of I-70 |
| US 40 Alt. | — | — | — | — | 01967-01-01c. 1967 | 01981-01-011981 | Redesignated as US 40 Bus. |
| US 40 Bus. | 2.3 | 3.7 | I-70/US-40 | I-70/US-40 | 01981-01-011981 | current | Former US-283 Spur |
| US 40 Bus. | — | — | — | — | 01978-01-011978 | — | |
| US 40 Bus. | — | — | — | — | 01961-01-011961 | 01975-01-011975 | Became US 24 |
| US 40 Bus. | — | — | — | — | 01981-01-011981 | 02013-01-012013 | Returned to city ownership |
| City US 40 | — | — | — | — | — | — | |
| US 40 Opt. | — | — | — | — | — | 01963-01-011963 | Partially replaced by US 40 Alt. |
| US 40 Spur | — | — | — | — | — | 01986-01-011986 | |
| Temp. US 40 | — | — | — | — | 01942-01-011942 | 01945-01-011945 | Partially replaced by US 77 and US 24 |
| Temp. US 40 | — | — | — | — | 01935-01-011935 | 01936-01-011936 | Became US 24, K-18 and K-114 |
| US 50 Alt. | — | — | — | — | — | — | |
| US 50 Alt. | — | — | — | — | 01954-01-011954 | 01980-01-011980 | Became mainline US-50 |
| US 50 Bus. | — | — | — | — | — | — | |
| US 50 Bus. | — | — | — | — | 01981-01-011981 | 02009-01-012009 | Removed when the US-400 bypass was built |
| US 50 Bus. | — | — | — | — | 01979-01-011979 | 02001-01-012001 | Became K-68 and US-59 |
| US 50 Byp. | — | — | — | — | — | — | |
| US 50 Byp. | — | — | — | — | — | — | Former routing of US-50 |
| US 50 Opt. | — | — | — | — | 01936-01-011936 | 01941-01-011941 | |
| US 50 Spur | — | — | — | — | 01962-01-011962 | 01979-01-011979 | Redesignated as US 50 Bus. |
| Temp. US 56 | — | — | — | — | 01957-01-011957 | 01961-01-011961 | Became K-27 |
| US 56 Bus. | — | — | US-56/US-77 | US-56/US-77 | 01979-01-011979 | current | |
| US 59 Bus. | — | — | — | — | — | — | |
| US 69 Alt. | — | — | Oklahoma border | US-69/US-400 in Shawnee Township | 01985-01-011985 | current | Former US-66 |
| US 69 Alt. | — | — | — | — | 01961-01-011961 | 01981-01-011981 | Redesignated as US 69 Bus. |
| US 69 Alt. | — | — | — | — | 01957-01-011957 | 01981-01-011981 | Redesignated as US 69 Bus. |
| US 69 Bus. | — | — | US-69 | US-69 | 01981-01-011981 | current | |
| US 69 Bus. | — | — | US-69 | K-47 | 01981-01-011981 | current | |
| US 69 Bus. | — | — | — | — | — | — | |
| US 73 Alt. | — | — | — | — | 01959-01-011959 | 01959-01-011959 | Co-signed with US 24 Alt. and US 40 Alt. |
| US 73 Truck | — | — | — | — | — | — | |
| US 75 Bus. | — | — | — | — | — | — | |
| US 75 Alt. | — | — | — | — | 01964-01-011964 | 01965-01-011965 | Became US 24, US 75, US 75 Bypass, I-70 and I-470 |
| US 75 Alt. | — | — | — | — | 01964-01-011964 | 01988-01-011988 | Former US 75, partially replaced by US 75 and K-214 |
| US 75 Byp. | — | — | — | — | 01966-01-011966 | 01998-01-011998 | |
| US 77 Bus. | — | — | — | — | 01998-01-011998 | 02006-01-012006 | |
| US 77 Bus. | — | — | — | — | 01979-01-011979 | 01991-01-011991 | Renumbered to US 56 Bus. |
| US 77 Bus. | — | — | — | — | — | — | Became US 40 Bus. and K-57 |
| US 77 Byp. | — | — | — | — | — | — | |
| US 77 Truck | — | — | — | — | — | — | |
| US 81 Alt. | — | — | — | — | 01974-01-011974 | — | Became K-143 |
| US 81 Bus. | — | — | I-135/US-81 southeast of Lindsborg | I-135/US-81 northeast of Lindsborg (concurrent with K-4) | 01970-01-011970 | 02012-01-012012 | |
| US 81 Bus. | — | — | — | — | — | — | |
| US 81 Bus. | 6 | 9.7 | I-135/US-81 southeast of McPherson (concurrent with K-61) | I-135/US-81 east of McPherson (concurrent with US-56) | 01970-01-011970 | current | |
| US 81 Byp. | — | — | — | — | 01961-01-011961 | 01984-01-011984 | Became I-235 |
| US 81 Byp. | — | — | — | — | — | 01965-01-011965 | Became K-153 and US-81 Alt. |
| City US 81 | — | — | — | — | — | — | |
| US 81 Truck | — | — | — | — | 01939-01-011939 | 01939-01-011939 | |
| US 83 Bus. | — | — | — | — | — | — | |
| US 83 Bus. | — | — | — | — | — | — | |
| US 83 Spur | — | — | — | — | — | — | Now US-50, US-83 and US-400 |
| US 154 Spur | — | — | — | — | 01948-01-011948 | 01980-01-011980 | Became K-129; now part of US-56, US-283 and US-400 |
| US 166 Bus. | — | — | US-166 | US-166/K-99 | 01994-01-011994 | current | Former US-166 |
| US 169 Bus. | — | — | — | — | — | — | |
| US 169 Alt. | — | — | — | — | — | — | |
| US 183 Alt. | — | — | — | — | 01969-01-011969 | — | Became US 183 Bypass |
| US 183 Byp. | — | — | US-183 | I-70/US-40 | — | — | |
| US 281 Alt. | 1.4 | 2.3 | — | — | 01955-01-011955 | 01983-01-011983 | Became US 281 Bypass |
| US 281 Byp. | — | — | — | — | 01983-01-011983 | current | Former US-281 Alt. |
| US 283 Spur | — | — | — | — | 01963-01-011963 | 01981-01-011981 | Redesignated US-40 Bus. |
| Former ||||||||