U.S. Route 412 in Missouri
# U.S. Route 412 in Missouri

U.S. Route 412 (US 412) enters the state of Missouri from Arkansas near Cardwell. The highway leaves the state into Tennessee concurrent with I-155 near Caruthersville.

## Route description

US 412 enters the state from Arkansas after crossing the St. Francis River. The highway enters into the small town of Cardwell before turning to the north. In Kennett, the highway turns back to the east, concurrent with Route 84. In Hayti, US 412 has an interchange with I-55 and travels concurrent with I-155. The two highways cross the Mississippi River on the Caruthersville Bridge into Tennessee.

## Major intersections

| County | Location | mi | km | Exit | Destinations | Notes |
| - | - | - | - | - | - | - |
| St. Francis River | St. Francis River | 0.00 | 0.00 | | US 412 west – Paragould | Continuation into Arkansas |
| Arkansas–Missouri state line ||
| Dunklin | Cardwell | 2.922 | 4.703 | | Route 164 east / Route F – Cardwell, Monette | |
| Dunklin | ​ | 4.427 | 7.125 | | Route 164 – Cardwell, Steele | |
| Dunklin | ​ | 7.065 | 11.370 | | Route 108 south – Arbyrd | |
| Dunklin | Kennett | 23.598 | 37.977 | | Route 84 west – Rector | West end of Route 84 overlap |
| Dunklin | Kennett | 23.810 | 38.318 | | Route 25 north – Holcomb | |
| Pemiscot | Hayti | 37.884 | 60.968 | | Route 84 east – Hayti | East end of Route 84 overlap |
| Pemiscot | Hayti | 40.044– 40.677 | 64.445– 65.463 | 1 | I-55 / US 61 / I-155 begins – St. Louis, Chicago, Memphis | West end of I-155 overlap; signed as exits 1A (south) & 1B (north). I-55 exits 17A-B. |
| Pemiscot | ​ | 46.813 | 75.338 | 6 | Route 84 west / Route Y south – Caruthersville | |
| Mississippi River | Mississippi River | 50.767 | 81.702 | Caruthersville Bridge; Missouri–Tennessee state line | Caruthersville Bridge; Missouri–Tennessee state line | Caruthersville Bridge; Missouri–Tennessee state line |
| Mississippi River | Mississippi River | 50.767 | 81.702 | | I-155 east / US 412 east – Dyersburg | Continuation into Tennessee |
| 1.000 mi = 1.609 km; 1.000 km = 0.621 mi Concurrency terminus |||||||
