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Interstate 72 is an interstate highway in the midwestern United States. Its western terminus is in Hannibal, Missouri at an intersection with U.S. Highway 61; its eastern terminus is at Interstate 57 in Champaign, Illinois.
| Miles | km | state | |
| 4 | 6 | Missouri | |
| 182 | 295 | Illinois | |
| 186 | 301 | Total | |
|align="center"| |- |align=center colspan=2|
| 4 | 5 | 8 | 10 | 12 | 15 | 16 | 17 |
| 19 | 20 | 24 | 25 | 26 | 27 | 29 | 30 |
| 35 | 37 | 39 | 40 | 43 | 44 | 45 | 49 |
| 55 | 57 | 59 | 64 | 65 | 66 | 68 | 69 |
| 70 | 71 | 72 | 73 | 74 | 75 | 76 | 77 |
| 78 | 79 | 80 | 81 | 82 | 83 | 84 | 85 |
| 86 | 87 | 88 | 89 | 90 | 91 | 93 | 94 |
| 95 | 96 | 97 | 99 | 238 | H-1 | H-2 | H-3 |
| A-1 | A-2 | A-3 | A-4 | PRI-1 | PRI-2 | PRI-3 |
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