| Isabela to Cosham | 4,191.09 mi (6,744.91 km) |
| Isabela to Costessey | 4,301.49 mi (6,922.58 km) |
| Isabela to Cottingham | 4,243.47 mi (6,829.20 km) |
| Isabela to Coulsdon | 4,234.73 mi (6,815.13 km) |
| Isabela to Coventry | 4,185.65 mi (6,736.15 km) |
| Isabela to Cowdenbeath | 4,155.16 mi (6,687.08 km) |
| Isabela to Cowes | 4,180.27 mi (6,727.50 km) |
| Isabela to Cowley | 4,221.62 mi (6,794.03 km) |
| Isabela to Cowley | 4,192.03 mi (6,746.43 km) |
| Isabela to Cramlington | 4,210.12 mi (6,775.54 km) |
| Isabela to Cranleigh | 4,218.74 mi (6,789.41 km) |
| Isabela to Crawley | 4,231.10 mi (6,809.30 km) |
| Isabela to Crayford | 4,249.36 mi (6,838.68 km) |
| Isabela to Crewe | 4,154.14 mi (6,685.45 km) |
| Isabela to Crigglestone | 4,197.23 mi (6,754.79 km) |
