| Sozopol to Colchester | 1,407.84 mi (2,265.69 km) |
| Sozopol to Coleford | 1,551.26 mi (2,496.52 km) |
| Sozopol to Colne | 1,571.16 mi (2,528.53 km) |
| Sozopol to Colwyn Bay | 1,620.14 mi (2,607.36 km) |
| Sozopol to Congleton | 1,558.67 mi (2,508.44 km) |
| Sozopol to Conisbrough | 1,526.17 mi (2,456.13 km) |
| Sozopol to Connahs Quay | 1,593.18 mi (2,563.98 km) |
| Sozopol to Consett | 1,580.71 mi (2,543.91 km) |
| Sozopol to Conwy | 1,625.15 mi (2,615.43 km) |
| Sozopol to Cookstown | 1,763.50 mi (2,838.08 km) |
| Sozopol to Corby | 1,484.80 mi (2,389.55 km) |
| Sozopol to Corfe Mullen | 1,511.57 mi (2,432.64 km) |
| Sozopol to Corsham | 1,527.88 mi (2,458.88 km) |
| Sozopol to Coseley | 1,541.87 mi (2,481.39 km) |
| Sozopol to Cosham | 1,471.84 mi (2,368.70 km) |
