| Thetford to Cividale del Friuli | 717.85 mi (1,155.27 km) |
| Thetford to Civita Castellana | 884.68 mi (1,423.75 km) |
| Thetford to Civitanova Marche | 868.71 mi (1,398.05 km) |
| Thetford to Civitavecchia | 879.05 mi (1,414.70 km) |
| Thetford to Civitella in Val di Chiana | 800.99 mi (1,289.07 km) |
| Thetford to Clusone | 612.76 mi (986.14 km) |
| Thetford to Coccaglio | 630.87 mi (1,015.28 km) |
| Thetford to Codigoro | 735.95 mi (1,184.40 km) |
| Thetford to Codogno | 645.14 mi (1,038.26 km) |
| Thetford to Codroipo | 708.28 mi (1,139.87 km) |
| Thetford to Cogoleto | 661.43 mi (1,064.47 km) |
| Thetford to Colle di Val d'Elsa | 785.30 mi (1,263.82 km) |
| Thetford to Colle Salvetti | 755.81 mi (1,216.36 km) |
| Thetford to Collecchio | 682.76 mi (1,098.79 km) |
| Thetford to Colleferro | 934.31 mi (1,503.63 km) |
