| Watertown Town to Butzbach | 3,658.32 mi (5,887.49 km) |
| Watertown Town to Buxtehude | 3,614.84 mi (5,817.52 km) |
| Watertown Town to Cadolzburg | 3,776.06 mi (6,076.98 km) |
| Watertown Town to Calbe | 3,738.43 mi (6,016.42 km) |
| Watertown Town to Calw | 3,711.30 mi (5,972.76 km) |
| Watertown Town to Castrop-Rauxel | 3,573.95 mi (5,751.72 km) |
| Watertown Town to Celle | 3,652.60 mi (5,878.30 km) |
| Watertown Town to Cham | 3,855.00 mi (6,204.02 km) |
| Watertown Town to Chemnitz | 3,814.95 mi (6,139.56 km) |
| Watertown Town to Clausthal-Zellerfeld | 3,685.46 mi (5,931.18 km) |
| Watertown Town to Cloppenburg | 3,568.27 mi (5,742.57 km) |
| Watertown Town to Coburg | 3,755.33 mi (6,043.63 km) |
| Watertown Town to Coesfeld | 3,557.42 mi (5,725.12 km) |
| Watertown Town to Cologne | 3,575.93 mi (5,754.90 km) |
| Watertown Town to Coswig | 3,831.58 mi (6,166.33 km) |
