| Watsonville to Butzbach | 5,690.92 mi (9,158.66 km) |
| Watsonville to Buxtehude | 5,551.61 mi (8,934.45 km) |
| Watsonville to Cadolzburg | 5,804.39 mi (9,341.27 km) |
| Watsonville to Calbe | 5,690.69 mi (9,158.28 km) |
| Watsonville to Calw | 5,786.79 mi (9,312.95 km) |
| Watsonville to Castrop-Rauxel | 5,594.30 mi (9,003.15 km) |
| Watsonville to Celle | 5,608.02 mi (9,025.24 km) |
| Watsonville to Cham | 5,864.26 mi (9,437.61 km) |
| Watsonville to Chemnitz | 5,779.46 mi (9,301.14 km) |
| Watsonville to Clausthal-Zellerfeld | 5,659.78 mi (9,108.54 km) |
| Watsonville to Cloppenburg | 5,543.66 mi (8,921.66 km) |
| Watsonville to Coburg | 5,761.52 mi (9,272.27 km) |
| Watsonville to Coesfeld | 5,568.78 mi (8,962.09 km) |
| Watsonville to Cologne | 5,617.32 mi (9,040.21 km) |
| Watsonville to Coswig | 5,778.90 mi (9,300.23 km) |
