| Allouez to Cividale del Friuli | 4,561.24 mi (7,340.60 km) |
| Allouez to Civita Castellana | 4,693.06 mi (7,552.75 km) |
| Allouez to Civitanova Marche | 4,698.29 mi (7,561.17 km) |
| Allouez to Civitavecchia | 4,678.20 mi (7,528.84 km) |
| Allouez to Civitella in Val di Chiana | 4,616.12 mi (7,428.93 km) |
| Allouez to Clusone | 4,441.10 mi (7,147.26 km) |
| Allouez to Coccaglio | 4,455.90 mi (7,171.08 km) |
| Allouez to Codigoro | 4,568.49 mi (7,352.27 km) |
| Allouez to Codogno | 4,462.85 mi (7,182.27 km) |
| Allouez to Codroipo | 4,550.64 mi (7,323.55 km) |
| Allouez to Cogoleto | 4,455.17 mi (7,169.91 km) |
| Allouez to Colle di Val d'Elsa | 4,594.41 mi (7,393.99 km) |
| Allouez to Colle Salvetti | 4,560.50 mi (7,339.42 km) |
| Allouez to Collecchio | 4,500.09 mi (7,242.19 km) |
| Allouez to Colleferro | 4,742.08 mi (7,631.64 km) |
