| Watertown Town to San Luis (Arizona) | 2,454.97 mi (3,950.89 km) |
| Watertown Town to San Luis Obispo (California) | 2,670.72 mi (4,298.11 km) |
| Watertown Town to San Marcos (California) | 2,559.59 mi (4,119.27 km) |
| Watertown Town to San Marcos (Texas) | 1,714.19 mi (2,758.73 km) |
| Watertown Town to San Marino (California) | 2,575.94 mi (4,145.57 km) |
| Watertown Town to San Mateo (California) | 2,687.50 mi (4,325.12 km) |
| Watertown Town to San Pablo (California) | 2,677.76 mi (4,309.44 km) |
| Watertown Town to San Rafael (California) | 2,686.00 mi (4,322.70 km) |
| Watertown Town to San Ramon (California) | 2,662.87 mi (4,285.48 km) |
| Watertown Town to San Tan Valley (Arizona) | 2,271.81 mi (3,656.12 km) |
| Watertown Town to Sand Springs (Oklahoma) | 1,396.79 mi (2,247.91 km) |
| Watertown Town to Sandusky (Ohio) | 595.57 mi (958.48 km) |
| Watertown Town to Sandy (Oregon) | 2,509.90 mi (4,039.30 km) |
| Watertown Town to Sandy (Utah) | 2,089.23 mi (3,362.28 km) |
| Watertown Town to Sandy Springs (Georgia) | 921.85 mi (1,483.58 km) |
