| Wallingford Center to Cadiz | 3,499.78 mi (5,632.36 km) |
| Wallingford Center to Calafell | 3,730.95 mi (6,004.38 km) |
| Wallingford Center to Calahorra | 3,533.78 mi (5,687.07 km) |
| Wallingford Center to Calasparra | 3,670.07 mi (5,906.41 km) |
| Wallingford Center to Calatayud | 3,577.09 mi (5,756.77 km) |
| Wallingford Center to Caldas de Montbuy | 3,745.13 mi (6,027.20 km) |
| Wallingford Center to Caldas de Reyes | 3,212.70 mi (5,170.34 km) |
| Wallingford Center to Calella | 3,768.50 mi (6,064.82 km) |
| Wallingford Center to Callosa de Segura | 3,712.98 mi (5,975.47 km) |
| Wallingford Center to Calpe | 3,740.32 mi (6,019.46 km) |
| Wallingford Center to Calvia | 3,826.86 mi (6,158.74 km) |
| Wallingford Center to Camas | 3,485.61 mi (5,609.55 km) |
| Wallingford Center to Cambados | 3,207.66 mi (5,162.22 km) |
| Wallingford Center to Cambre | 3,210.02 mi (5,166.02 km) |
| Wallingford Center to Cambrils | 3,711.27 mi (5,972.71 km) |
