| Altoona to Castrovillari | 4,721.87 mi (7,599.11 km) |
| Altoona to Catania | 4,766.05 mi (7,670.21 km) |
| Altoona to Catanzaro | 4,776.12 mi (7,686.42 km) |
| Altoona to Cattolica | 4,414.27 mi (7,104.08 km) |
| Altoona to Cava de' Tirreni | 4,622.09 mi (7,438.53 km) |
| Altoona to Cavallino | 4,787.50 mi (7,704.74 km) |
| Altoona to Cavarzere | 4,344.45 mi (6,991.71 km) |
| Altoona to Cave | 4,502.93 mi (7,246.77 km) |
| Altoona to Cavriago | 4,295.09 mi (6,912.27 km) |
| Altoona to Cavriglia | 4,377.77 mi (7,045.34 km) |
| Altoona to Cazzago San Martino | 4,242.93 mi (6,828.34 km) |
| Altoona to Ceccano | 4,529.66 mi (7,289.78 km) |
| Altoona to Cecina | 4,343.64 mi (6,990.42 km) |
| Altoona to Cefalu | 4,696.90 mi (7,558.93 km) |
| Altoona to Ceglie Messapico | 4,744.20 mi (7,635.05 km) |
