| Ballwin to Cividale del Friuli | 4,935.04 mi (7,942.18 km) |
| Ballwin to Civita Castellana | 5,053.01 mi (8,132.04 km) |
| Ballwin to Civitanova Marche | 5,064.02 mi (8,149.75 km) |
| Ballwin to Civitavecchia | 5,036.29 mi (8,105.13 km) |
| Ballwin to Civitella in Val di Chiana | 4,978.42 mi (8,012.00 km) |
| Ballwin to Clusone | 4,808.35 mi (7,738.30 km) |
| Ballwin to Coccaglio | 4,822.15 mi (7,760.50 km) |
| Ballwin to Codigoro | 4,936.11 mi (7,943.90 km) |
| Ballwin to Codogno | 4,827.27 mi (7,768.74 km) |
| Ballwin to Codroipo | 4,923.27 mi (7,923.24 km) |
| Ballwin to Cogoleto | 4,815.04 mi (7,749.05 km) |
| Ballwin to Colle di Val d'Elsa | 4,955.55 mi (7,975.19 km) |
| Ballwin to Colle Salvetti | 4,921.09 mi (7,919.72 km) |
| Ballwin to Collecchio | 4,864.05 mi (7,827.92 km) |
| Ballwin to Colleferro | 5,101.39 mi (8,209.90 km) |
