| Grain Valley to Cividale del Friuli | 5,052.17 mi (8,130.69 km) |
| Grain Valley to Civita Castellana | 5,180.01 mi (8,336.42 km) |
| Grain Valley to Civitanova Marche | 5,187.11 mi (8,347.84 km) |
| Grain Valley to Civitavecchia | 5,164.50 mi (8,311.45 km) |
| Grain Valley to Civitella in Val di Chiana | 5,103.83 mi (8,213.82 km) |
| Grain Valley to Clusone | 4,930.27 mi (7,934.51 km) |
| Grain Valley to Coccaglio | 4,944.78 mi (7,957.86 km) |
| Grain Valley to Codigoro | 5,057.81 mi (8,139.76 km) |
| Grain Valley to Codogno | 4,951.18 mi (7,968.15 km) |
| Grain Valley to Codroipo | 5,041.29 mi (8,113.18 km) |
| Grain Valley to Cogoleto | 4,941.99 mi (7,953.36 km) |
| Grain Valley to Colle di Val d'Elsa | 5,081.72 mi (8,178.24 km) |
| Grain Valley to Colle Salvetti | 5,047.61 mi (8,123.35 km) |
| Grain Valley to Collecchio | 4,988.28 mi (8,027.86 km) |
| Grain Valley to Colleferro | 5,228.83 mi (8,414.99 km) |
