| Watertown Town to Cadiz | 3,400.56 mi (5,472.68 km) |
| Watertown Town to Calafell | 3,627.31 mi (5,837.59 km) |
| Watertown Town to Calahorra | 3,430.22 mi (5,520.41 km) |
| Watertown Town to Calasparra | 3,568.50 mi (5,742.95 km) |
| Watertown Town to Calatayud | 3,473.90 mi (5,590.71 km) |
| Watertown Town to Caldas de Montbuy | 3,641.24 mi (5,860.01 km) |
| Watertown Town to Caldas de Reyes | 3,110.04 mi (5,005.13 km) |
| Watertown Town to Calella | 3,664.55 mi (5,897.52 km) |
| Watertown Town to Callosa de Segura | 3,611.29 mi (5,811.81 km) |
| Watertown Town to Calpe | 3,638.14 mi (5,855.01 km) |
| Watertown Town to Calvia | 3,723.76 mi (5,992.81 km) |
| Watertown Town to Camas | 3,385.69 mi (5,448.75 km) |
| Watertown Town to Cambados | 3,105.08 mi (4,997.15 km) |
| Watertown Town to Cambre | 3,106.94 mi (5,000.13 km) |
| Watertown Town to Cambrils | 3,607.77 mi (5,806.14 km) |
