| Gloucester to Cernavoda | 1,477.72 mi (2,378.17 km) |
| Gloucester to Chitila | 1,385.23 mi (2,229.31 km) |
| Gloucester to Cisnadie | 1,266.12 mi (2,037.62 km) |
| Gloucester to Cluj-Napoca | 1,208.15 mi (1,944.32 km) |
| Gloucester to Codlea | 1,321.22 mi (2,126.30 km) |
| Gloucester to Comanesti | 1,340.26 mi (2,156.94 km) |
| Gloucester to Comarnic | 1,344.41 mi (2,163.62 km) |
| Gloucester to Constanta | 1,509.22 mi (2,428.85 km) |
| Gloucester to Corabia | 1,350.97 mi (2,174.17 km) |
| Gloucester to Costesti | 1,333.20 mi (2,145.57 km) |
| Gloucester to Covasna | 1,347.57 mi (2,168.70 km) |
| Gloucester to Craiova | 1,301.23 mi (2,094.13 km) |
| Gloucester to Cristuru Secuiesc | 1,284.55 mi (2,067.28 km) |
| Gloucester to Cugir | 1,228.58 mi (1,977.21 km) |
| Gloucester to Cumpana | 1,507.90 mi (2,426.74 km) |
