| Sulphur Springs to Cividale del Friuli | 5,403.17 mi (8,695.56 km) |
| Sulphur Springs to Civita Castellana | 5,516.79 mi (8,878.41 km) |
| Sulphur Springs to Civitanova Marche | 5,529.73 mi (8,899.24 km) |
| Sulphur Springs to Civitavecchia | 5,499.41 mi (8,850.44 km) |
| Sulphur Springs to Civitella in Val di Chiana | 5,443.07 mi (8,759.78 km) |
| Sulphur Springs to Clusone | 5,274.72 mi (8,488.85 km) |
| Sulphur Springs to Coccaglio | 5,288.20 mi (8,510.53 km) |
| Sulphur Springs to Codigoro | 5,402.50 mi (8,694.49 km) |
| Sulphur Springs to Codogno | 5,292.74 mi (8,517.85 km) |
| Sulphur Springs to Codroipo | 5,391.10 mi (8,676.14 km) |
| Sulphur Springs to Cogoleto | 5,279.00 mi (8,495.72 km) |
| Sulphur Springs to Colle di Val d'Elsa | 5,419.83 mi (8,722.37 km) |
| Sulphur Springs to Colle Salvetti | 5,385.20 mi (8,666.64 km) |
| Sulphur Springs to Collecchio | 5,329.34 mi (8,576.74 km) |
| Sulphur Springs to Colleferro | 5,564.89 mi (8,955.83 km) |
