| Allouez to Castrovillari | 4,954.38 mi (7,973.31 km) |
| Allouez to Catania | 5,020.47 mi (8,079.67 km) |
| Allouez to Catanzaro | 5,013.45 mi (8,068.36 km) |
| Allouez to Cattolica | 4,630.34 mi (7,451.81 km) |
| Allouez to Cava de' Tirreni | 4,854.88 mi (7,813.18 km) |
| Allouez to Cavallino | 5,007.06 mi (8,058.08 km) |
| Allouez to Cavarzere | 4,553.75 mi (7,328.56 km) |
| Allouez to Cave | 4,735.05 mi (7,620.33 km) |
| Allouez to Cavriago | 4,514.34 mi (7,265.14 km) |
| Allouez to Cavriglia | 4,602.72 mi (7,407.35 km) |
| Allouez to Cazzago San Martino | 4,456.91 mi (7,172.71 km) |
| Allouez to Ceccano | 4,761.95 mi (7,663.63 km) |
| Allouez to Cecina | 4,574.24 mi (7,361.53 km) |
| Allouez to Cefalu | 4,952.45 mi (7,970.20 km) |
| Allouez to Ceglie Messapico | 4,964.58 mi (7,989.72 km) |
