| Constanta to Colchester | 1,377.37 mi (2,216.66 km) |
| Constanta to Coleford | 1,524.23 mi (2,453.01 km) |
| Constanta to Colne | 1,532.20 mi (2,465.83 km) |
| Constanta to Colwyn Bay | 1,585.48 mi (2,551.58 km) |
| Constanta to Congleton | 1,523.57 mi (2,451.95 km) |
| Constanta to Conisbrough | 1,488.41 mi (2,395.37 km) |
| Constanta to Connahs Quay | 1,558.44 mi (2,508.06 km) |
| Constanta to Consett | 1,536.10 mi (2,472.11 km) |
| Constanta to Conwy | 1,590.64 mi (2,559.89 km) |
| Constanta to Cookstown | 1,723.86 mi (2,774.29 km) |
| Constanta to Corby | 1,452.25 mi (2,337.16 km) |
| Constanta to Corfe Mullen | 1,490.16 mi (2,398.18 km) |
| Constanta to Corsham | 1,502.64 mi (2,418.27 km) |
| Constanta to Coseley | 1,510.11 mi (2,430.28 km) |
| Constanta to Cosham | 1,449.43 mi (2,332.63 km) |
