| Wallingford Center to Cehegin | 3,669.72 mi (5,905.85 km) |
| Wallingford Center to Cervello | 3,742.88 mi (6,023.58 km) |
| Wallingford Center to Cervera | 3,702.73 mi (5,958.96 km) |
| Wallingford Center to Ceuti | 3,695.52 mi (5,947.37 km) |
| Wallingford Center to Cheste | 3,679.03 mi (5,920.82 km) |
| Wallingford Center to Chiclana de la Frontera | 3,510.81 mi (5,650.11 km) |
| Wallingford Center to Chipiona | 3,486.83 mi (5,611.51 km) |
| Wallingford Center to Chiva | 3,677.61 mi (5,918.54 km) |
| Wallingford Center to Churriana de la Vega | 3,610.14 mi (5,809.95 km) |
| Wallingford Center to Ciempozuelos | 3,518.65 mi (5,662.72 km) |
| Wallingford Center to Cieza | 3,683.32 mi (5,927.72 km) |
| Wallingford Center to Cisterniga | 3,425.97 mi (5,513.57 km) |
| Wallingford Center to Ciudad de Melilla | 3,705.89 mi (5,964.05 km) |
| Wallingford Center to Ciudad Real | 3,539.81 mi (5,696.77 km) |
| Wallingford Center to Ciudad-Rodrigo | 3,366.40 mi (5,417.70 km) |
