| San Marino to Cosham | 5,432.29 mi (8,742.42 km) |
| San Marino to Costessey | 5,421.10 mi (8,724.42 km) |
| San Marino to Cottingham | 5,319.16 mi (8,560.35 km) |
| San Marino to Coulsdon | 5,440.51 mi (8,755.65 km) |
| San Marino to Coventry | 5,346.98 mi (8,605.14 km) |
| San Marino to Cowdenbeath | 5,126.61 mi (8,250.47 km) |
| San Marino to Cowes | 5,428.36 mi (8,736.10 km) |
| San Marino to Cowley | 5,419.98 mi (8,722.62 km) |
| San Marino to Cowley | 5,386.98 mi (8,669.51 km) |
| San Marino to Cramlington | 5,224.92 mi (8,408.70 km) |
| San Marino to Cranleigh | 5,438.02 mi (8,751.65 km) |
| San Marino to Crawley | 5,448.70 mi (8,768.83 km) |
| San Marino to Crayford | 5,444.86 mi (8,762.66 km) |
| San Marino to Crewe | 5,286.47 mi (8,507.75 km) |
| San Marino to Crigglestone | 5,291.08 mi (8,515.18 km) |
