| Seaford to Cividale del Friuli | 689.75 mi (1,110.05 km) |
| Seaford to Civita Castellana | 825.68 mi (1,328.81 km) |
| Seaford to Civitanova Marche | 821.53 mi (1,322.12 km) |
| Seaford to Civitavecchia | 816.16 mi (1,313.48 km) |
| Seaford to Civitella in Val di Chiana | 744.54 mi (1,198.22 km) |
| Seaford to Clusone | 563.81 mi (907.36 km) |
| Seaford to Coccaglio | 579.38 mi (932.42 km) |
| Seaford to Codigoro | 690.91 mi (1,111.91 km) |
| Seaford to Codogno | 588.82 mi (947.61 km) |
| Seaford to Codroipo | 676.79 mi (1,089.19 km) |
| Seaford to Cogoleto | 593.38 mi (954.95 km) |
| Seaford to Colle di Val d'Elsa | 725.70 mi (1,167.90 km) |
| Seaford to Colle Salvetti | 693.84 mi (1,116.62 km) |
| Seaford to Collecchio | 626.54 mi (1,008.31 km) |
| Seaford to Colleferro | 875.48 mi (1,408.95 km) |
