| Tonypandy to Cividale del Friuli | 854.38 mi (1,374.99 km) |
| Tonypandy to Civita Castellana | 983.51 mi (1,582.80 km) |
| Tonypandy to Civitanova Marche | 983.48 mi (1,582.77 km) |
| Tonypandy to Civitavecchia | 972.17 mi (1,564.55 km) |
| Tonypandy to Civitella in Val di Chiana | 903.79 mi (1,454.51 km) |
| Tonypandy to Clusone | 726.24 mi (1,168.77 km) |
| Tonypandy to Coccaglio | 741.09 mi (1,192.68 km) |
| Tonypandy to Codigoro | 853.74 mi (1,373.96 km) |
| Tonypandy to Codogno | 748.98 mi (1,205.36 km) |
| Tonypandy to Codroipo | 841.33 mi (1,353.99 km) |
| Tonypandy to Cogoleto | 748.25 mi (1,204.19 km) |
| Tonypandy to Colle di Val d'Elsa | 883.75 mi (1,422.26 km) |
| Tonypandy to Colle Salvetti | 851.01 mi (1,369.57 km) |
| Tonypandy to Collecchio | 786.50 mi (1,265.75 km) |
| Tonypandy to Colleferro | 1,033.17 mi (1,662.72 km) |
