| Seaham to Brezovica | 919.46 mi (1,479.73 km) |
| Seaham to Cankova | 939.12 mi (1,511.37 km) |
| Seaham to Celje | 936.83 mi (1,507.68 km) |
| Seaham to Cerklje na Gorenjskem | 910.18 mi (1,464.80 km) |
| Seaham to Cerknica | 928.96 mi (1,495.02 km) |
| Seaham to Cerkno | 900.15 mi (1,448.65 km) |
| Seaham to Cerkvenjak | 943.79 mi (1,518.89 km) |
| Seaham to Cirkulane | 956.20 mi (1,538.86 km) |
| Seaham to Crensovci | 955.50 mi (1,537.73 km) |
| Seaham to Crna na Koroskem | 911.30 mi (1,466.60 km) |
| Seaham to Crnomelj | 967.48 mi (1,557.01 km) |
| Seaham to Destrnik | 945.16 mi (1,521.08 km) |
| Seaham to Divaca | 922.44 mi (1,484.53 km) |
| Seaham to Dobje | 945.96 mi (1,522.37 km) |
| Seaham to Dobrna | 930.52 mi (1,497.53 km) |
