| State College to Castrovillari | 4,687.30 mi (7,543.49 km) |
| State College to Catania | 4,731.52 mi (7,614.65 km) |
| State College to Catanzaro | 4,741.56 mi (7,630.80 km) |
| State College to Cattolica | 4,379.73 mi (7,048.50 km) |
| State College to Cava de' Tirreni | 4,587.52 mi (7,382.91 km) |
| State College to Cavallino | 4,752.94 mi (7,649.12 km) |
| State College to Cavarzere | 4,309.93 mi (6,936.16 km) |
| State College to Cave | 4,468.36 mi (7,191.14 km) |
| State College to Cavriago | 4,260.54 mi (6,856.68 km) |
| State College to Cavriglia | 4,343.21 mi (6,989.73 km) |
| State College to Cazzago San Martino | 4,208.40 mi (6,772.77 km) |
| State College to Ceccano | 4,495.10 mi (7,234.16 km) |
| State College to Cecina | 4,309.08 mi (6,934.80 km) |
| State College to Cefalu | 4,662.37 mi (7,503.36 km) |
| State College to Ceglie Messapico | 4,709.64 mi (7,579.44 km) |
