| Watertown Town to Irun | 3,408.54 mi (5,485.51 km) |
| Watertown Town to Isla-Cristina | 3,329.16 mi (5,357.77 km) |
| Watertown Town to Jaca | 3,488.26 mi (5,613.81 km) |
| Watertown Town to Jaen | 3,483.86 mi (5,606.73 km) |
| Watertown Town to Jerez de la Frontera | 3,403.65 mi (5,477.64 km) |
| Watertown Town to Jerez de los Caballeros | 3,321.09 mi (5,344.78 km) |
| Watertown Town to Jodar | 3,502.05 mi (5,636.01 km) |
| Watertown Town to Jumilla | 3,578.36 mi (5,758.81 km) |
| Watertown Town to La Algaba | 3,385.79 mi (5,448.90 km) |
| Watertown Town to La Baneza | 3,246.87 mi (5,225.34 km) |
| Watertown Town to La Carlota | 3,430.77 mi (5,521.30 km) |
| Watertown Town to La Carolina | 3,475.31 mi (5,592.96 km) |
| Watertown Town to La Corredoria | 3,221.33 mi (5,184.23 km) |
| Watertown Town to La Eliana | 3,581.19 mi (5,763.37 km) |
| Watertown Town to La Escala | 3,670.34 mi (5,906.84 km) |
