| Holt to Indianola (Iowa) | 471.96 mi (759.55 km) |
| Holt to Indio (California) | 1,815.65 mi (2,922.01 km) |
| Holt to Inglewood (California) | 1,914.45 mi (3,081.01 km) |
| Holt to Inkster (Michigan) | 66.48 mi (106.99 km) |
| Holt to Inver Grove Heights (Minnesota) | 451.46 mi (726.55 km) |
| Holt to Inwood (New York) | 573.49 mi (922.95 km) |
| Holt to Iona (Florida) | 1,123.57 mi (1,808.22 km) |
| Holt to Ionia (Michigan) | 35.95 mi (57.86 km) |
| Holt to Iowa City (Iowa) | 364.85 mi (587.18 km) |
| Holt to Irmo (South Carolina) | 616.94 mi (992.87 km) |
| Holt to Irondale (Alabama) | 639.11 mi (1,028.54 km) |
| Holt to Ironton (Ohio) | 300.09 mi (482.94 km) |
| Holt to Irvine (California) | 1,894.94 mi (3,049.60 km) |
| Holt to Irving (Texas) | 956.52 mi (1,539.37 km) |
| Holt to Isabela (Puerto Rico) | 1,957.56 mi (3,150.38 km) |
