| Mack to Indianapolis (Indiana) | 89.44 mi (143.95 km) |
| Mack to Indianola (Iowa) | 492.60 mi (792.77 km) |
| Mack to Indio (California) | 1,783.90 mi (2,870.90 km) |
| Mack to Inglewood (California) | 1,891.41 mi (3,043.93 km) |
| Mack to Inkster (Michigan) | 228.69 mi (368.04 km) |
| Mack to Inver Grove Heights (Minnesota) | 581.66 mi (936.10 km) |
| Mack to Inwood (New York) | 587.88 mi (946.09 km) |
| Mack to Iona (Florida) | 886.90 mi (1,427.33 km) |
| Mack to Ionia (Michigan) | 265.29 mi (426.94 km) |
| Mack to Iowa City (Iowa) | 399.75 mi (643.33 km) |
| Mack to Irmo (South Carolina) | 398.59 mi (641.46 km) |
| Mack to Irondale (Alabama) | 402.64 mi (647.99 km) |
| Mack to Ironton (Ohio) | 115.84 mi (186.42 km) |
| Mack to Irvine (California) | 1,867.77 mi (3,005.89 km) |
| Mack to Irving (Texas) | 811.81 mi (1,306.48 km) |
