| Gloucester to Chivasso | 652.71 mi (1,050.44 km) |
| Gloucester to Ciampino | 984.31 mi (1,584.09 km) |
| Gloucester to Cicciano | 1,093.14 mi (1,759.23 km) |
| Gloucester to Cingoli | 925.85 mi (1,490.01 km) |
| Gloucester to Cinisello Balsamo | 679.38 mi (1,093.36 km) |
| Gloucester to Cinisi | 1,202.07 mi (1,934.55 km) |
| Gloucester to Cirie | 641.21 mi (1,031.94 km) |
| Gloucester to Ciro Marina | 1,266.16 mi (2,037.68 km) |
| Gloucester to Cislago | 665.89 mi (1,071.65 km) |
| Gloucester to Cisterna di Latina | 1,002.95 mi (1,614.09 km) |
| Gloucester to Cisternino | 1,207.23 mi (1,942.85 km) |
| Gloucester to Citta di Castello | 886.90 mi (1,427.33 km) |
| Gloucester to Citta Sant'Angelo | 997.25 mi (1,604.92 km) |
| Gloucester to Cittadella | 767.80 mi (1,235.65 km) |
| Gloucester to Cittanova | 1,285.42 mi (2,068.69 km) |
