| Wallingford Center to Cortona | 4,131.07 mi (6,648.31 km) |
| Wallingford Center to Cosenza | 4,464.45 mi (7,184.84 km) |
| Wallingford Center to Cossato | 3,889.67 mi (6,259.82 km) |
| Wallingford Center to Costa Volpino | 3,963.92 mi (6,379.31 km) |
| Wallingford Center to Creazzo | 4,032.46 mi (6,489.61 km) |
| Wallingford Center to Crema | 3,961.21 mi (6,374.95 km) |
| Wallingford Center to Cremona | 3,983.83 mi (6,411.35 km) |
| Wallingford Center to Crevalcore | 4,045.57 mi (6,510.71 km) |
| Wallingford Center to Crispiano | 4,457.57 mi (7,173.77 km) |
| Wallingford Center to Crosia | 4,477.00 mi (7,205.04 km) |
| Wallingford Center to Crotone | 4,511.26 mi (7,260.17 km) |
| Wallingford Center to Cuneo | 3,900.46 mi (6,277.18 km) |
| Wallingford Center to Cuorgne | 3,872.94 mi (6,232.89 km) |
| Wallingford Center to Cusano Milanino | 3,933.87 mi (6,330.95 km) |
| Wallingford Center to Cutro | 4,507.29 mi (7,253.78 km) |
