| Dorchester to Indianola (Iowa) | 4,135.87 mi (6,656.04 km) |
| Dorchester to Indio (California) | 5,350.95 mi (8,611.52 km) |
| Dorchester to Inglewood (California) | 5,409.68 mi (8,706.05 km) |
| Dorchester to Inkster (Michigan) | 3,695.10 mi (5,946.68 km) |
| Dorchester to Inver Grove Heights (Minnesota) | 3,956.65 mi (6,367.62 km) |
| Dorchester to Inwood (New York) | 3,375.88 mi (5,432.96 km) |
| Dorchester to Iona (Florida) | 4,376.89 mi (7,043.93 km) |
| Dorchester to Ionia (Michigan) | 3,734.76 mi (6,010.51 km) |
| Dorchester to Iowa City (Iowa) | 4,044.58 mi (6,509.12 km) |
| Dorchester to Irmo (South Carolina) | 3,978.19 mi (6,402.27 km) |
| Dorchester to Irondale (Alabama) | 4,232.77 mi (6,811.99 km) |
| Dorchester to Ironton (Ohio) | 3,836.01 mi (6,173.46 km) |
| Dorchester to Irvine (California) | 5,406.27 mi (8,700.55 km) |
| Dorchester to Irving (Texas) | 4,684.23 mi (7,538.55 km) |
| Dorchester to Isabela (Puerto Rico) | 4,130.58 mi (6,647.53 km) |
