| Denison to Indianola (Iowa) | 550.08 mi (885.27 km) |
| Denison to Indio (California) | 1,127.36 mi (1,814.31 km) |
| Denison to Inglewood (California) | 1,246.38 mi (2,005.85 km) |
| Denison to Inkster (Michigan) | 929.89 mi (1,496.51 km) |
| Denison to Inver Grove Heights (Minnesota) | 786.64 mi (1,265.98 km) |
| Denison to Inwood (New York) | 1,338.05 mi (2,153.38 km) |
| Denison to Iona (Florida) | 1,005.53 mi (1,618.24 km) |
| Denison to Ionia (Michigan) | 889.17 mi (1,430.99 km) |
| Denison to Iowa City (Iowa) | 610.69 mi (982.81 km) |
| Denison to Irmo (South Carolina) | 881.43 mi (1,418.52 km) |
| Denison to Irondale (Alabama) | 570.52 mi (918.16 km) |
| Denison to Ironton (Ohio) | 841.49 mi (1,354.26 km) |
| Denison to Irvine (California) | 1,215.77 mi (1,956.59 km) |
| Denison to Irving (Texas) | 66.70 mi (107.35 km) |
| Denison to Isabela (Puerto Rico) | 2,103.67 mi (3,385.52 km) |
