| Watertown Town to Rosemead (California) | 2,576.04 mi (4,145.74 km) |
| Watertown Town to Rosemont (California) | 2,612.74 mi (4,204.81 km) |
| Watertown Town to Rosemount (Minnesota) | 1,104.76 mi (1,777.94 km) |
| Watertown Town to Rosenberg (Texas) | 1,629.17 mi (2,621.89 km) |
| Watertown Town to Roseville (California) | 2,605.17 mi (4,192.62 km) |
| Watertown Town to Roseville (Michigan) | 599.22 mi (964.35 km) |
| Watertown Town to Roseville (Minnesota) | 1,109.50 mi (1,785.56 km) |
| Watertown Town to Rossmoor (California) | 2,584.79 mi (4,159.82 km) |
| Watertown Town to Rossville (Maryland) | 346.31 mi (557.33 km) |
| Watertown Town to Roswell (Georgia) | 916.23 mi (1,474.54 km) |
| Watertown Town to Roswell (New Mexico) | 1,907.99 mi (3,070.62 km) |
| Watertown Town to Round Lake (Illinois) | 862.90 mi (1,388.70 km) |
| Watertown Town to Round Lake Beach (Illinois) | 861.39 mi (1,386.27 km) |
| Watertown Town to Round Rock (Texas) | 1,674.04 mi (2,694.10 km) |
| Watertown Town to Rowland Heights (California) | 2,569.36 mi (4,134.99 km) |
