| Effingham to Cavaillon | 4,580.76 mi (7,372.02 km) |
| Effingham to Cebazat | 4,427.99 mi (7,126.16 km) |
| Effingham to Cenon | 4,308.05 mi (6,933.13 km) |
| Effingham to Cergy | 4,276.94 mi (6,883.07 km) |
| Effingham to Cernay | 4,522.24 mi (7,277.84 km) |
| Effingham to Cesson | 4,314.02 mi (6,942.75 km) |
| Effingham to Cesson-Sevigne | 4,157.66 mi (6,691.10 km) |
| Effingham to Cestas | 4,305.37 mi (6,928.83 km) |
| Effingham to Chalette-sur-Loing | 4,338.06 mi (6,981.44 km) |
| Effingham to Challans | 4,186.19 mi (6,737.02 km) |
| Effingham to Chalon-sur-Saone | 4,466.40 mi (7,187.98 km) |
| Effingham to Chalons-en-Champagne | 4,370.74 mi (7,034.03 km) |
| Effingham to Chamalieres | 4,428.64 mi (7,127.20 km) |
| Effingham to Chambery | 4,553.34 mi (7,327.90 km) |
| Effingham to Chambly | 4,280.00 mi (6,888.00 km) |
