| Watertown Town to Indianapolis (Indiana) | 798.83 mi (1,285.59 km) |
| Watertown Town to Indianola (Iowa) | 1,150.71 mi (1,851.88 km) |
| Watertown Town to Indio (California) | 2,492.36 mi (4,011.06 km) |
| Watertown Town to Inglewood (California) | 2,592.94 mi (4,172.93 km) |
| Watertown Town to Inkster (Michigan) | 619.45 mi (996.90 km) |
| Watertown Town to Inver Grove Heights (Minnesota) | 1,104.53 mi (1,777.58 km) |
| Watertown Town to Inwood (New York) | 179.77 mi (289.30 km) |
| Watertown Town to Iona (Florida) | 1,253.48 mi (2,017.28 km) |
| Watertown Town to Ionia (Michigan) | 706.31 mi (1,136.69 km) |
| Watertown Town to Iowa City (Iowa) | 1,043.50 mi (1,679.35 km) |
| Watertown Town to Irmo (South Carolina) | 787.53 mi (1,267.41 km) |
| Watertown Town to Irondale (Alabama) | 1,038.15 mi (1,670.73 km) |
| Watertown Town to Ironton (Ohio) | 659.53 mi (1,061.41 km) |
| Watertown Town to Irvine (California) | 2,572.71 mi (4,140.38 km) |
| Watertown Town to Irving (Texas) | 1,548.97 mi (2,492.83 km) |
