| New Philadelphia to Cortona | 4,537.48 mi (7,302.38 km) |
| New Philadelphia to Cosenza | 4,876.68 mi (7,848.26 km) |
| New Philadelphia to Cossato | 4,293.65 mi (6,909.96 km) |
| New Philadelphia to Costa Volpino | 4,364.07 mi (7,023.30 km) |
| New Philadelphia to Creazzo | 4,431.62 mi (7,132.00 km) |
| New Philadelphia to Crema | 4,363.71 mi (7,022.72 km) |
| New Philadelphia to Cremona | 4,386.67 mi (7,059.66 km) |
| New Philadelphia to Crevalcore | 4,448.23 mi (7,158.74 km) |
| New Philadelphia to Crispiano | 4,864.22 mi (7,828.21 km) |
| New Philadelphia to Crosia | 4,887.59 mi (7,865.82 km) |
| New Philadelphia to Crotone | 4,922.70 mi (7,922.33 km) |
| New Philadelphia to Cuneo | 4,309.57 mi (6,935.59 km) |
| New Philadelphia to Cuorgne | 4,278.30 mi (6,885.26 km) |
| New Philadelphia to Cusano Milanino | 4,336.43 mi (6,978.81 km) |
| New Philadelphia to Cutro | 4,919.10 mi (7,916.53 km) |
