| Gastonia to Cortona | 4,748.98 mi (7,642.75 km) |
| Gastonia to Cosenza | 5,079.38 mi (8,174.48 km) |
| Gastonia to Cossato | 4,508.69 mi (7,256.04 km) |
| Gastonia to Costa Volpino | 4,584.06 mi (7,377.33 km) |
| Gastonia to Creazzo | 4,652.83 mi (7,488.00 km) |
| Gastonia to Crema | 4,580.65 mi (7,371.85 km) |
| Gastonia to Cremona | 4,603.15 mi (7,408.05 km) |
| Gastonia to Crevalcore | 4,664.89 mi (7,507.42 km) |
| Gastonia to Crispiano | 5,075.09 mi (8,167.58 km) |
| Gastonia to Crosia | 5,092.75 mi (8,195.98 km) |
| Gastonia to Crotone | 5,126.54 mi (8,250.37 km) |
| Gastonia to Cuneo | 4,517.48 mi (7,270.18 km) |
| Gastonia to Cuorgne | 4,491.49 mi (7,228.35 km) |
| Gastonia to Cusano Milanino | 4,553.31 mi (7,327.85 km) |
| Gastonia to Cutro | 5,122.39 mi (8,243.68 km) |
