| Watford to Carlsbad (New Mexico) | 5,033.23 mi (8,100.21 km) |
| Watford to Carmel (Indiana) | 3,964.88 mi (6,380.86 km) |
| Watford to Carmichael (California) | 5,256.73 mi (8,459.89 km) |
| Watford to Carney (Maryland) | 3,607.22 mi (5,805.27 km) |
| Watford to Carnot-Moon (Pennsylvania) | 3,706.01 mi (5,964.25 km) |
| Watford to Carol Stream (Illinois) | 3,949.81 mi (6,356.60 km) |
| Watford to Carolina (Puerto Rico) | 4,186.79 mi (6,737.98 km) |
| Watford to Carolina Forest (South Carolina) | 3,966.89 mi (6,384.10 km) |
| Watford to Carpentersville (Illinois) | 3,946.29 mi (6,350.94 km) |
| Watford to Carpinteria (California) | 5,445.64 mi (8,763.91 km) |
| Watford to Carrboro (North Carolina) | 3,871.67 mi (6,230.85 km) |
| Watford to Carroll (Iowa) | 4,192.89 mi (6,747.81 km) |
| Watford to Carrollton (Georgia) | 4,228.93 mi (6,805.81 km) |
| Watford to Carrollton (Texas) | 4,726.16 mi (7,606.02 km) |
| Watford to Carrollwood (Florida) | 4,397.29 mi (7,076.75 km) |
