| Gloucester to Castelletto sopra Ticino | 651.17 mi (1,047.96 km) |
| Gloucester to Castelli Calepio | 699.52 mi (1,125.77 km) |
| Gloucester to Castelnovo ne' Monti | 774.83 mi (1,246.97 km) |
| Gloucester to Castelnuovo Berardenga | 867.16 mi (1,395.55 km) |
| Gloucester to Castelnuovo di Porto | 963.43 mi (1,550.49 km) |
| Gloucester to Castelnuovo di Verona | 739.96 mi (1,190.85 km) |
| Gloucester to Castelnuovo Rangone | 787.60 mi (1,267.52 km) |
| Gloucester to Castelvetrano | 1,221.26 mi (1,965.44 km) |
| Gloucester to Castelvetro di Modena | 790.61 mi (1,272.37 km) |
| Gloucester to Castenaso | 808.52 mi (1,301.19 km) |
| Gloucester to Castenedolo | 721.29 mi (1,160.81 km) |
| Gloucester to Castiglion Fiorentino | 881.49 mi (1,418.62 km) |
| Gloucester to Castiglione del Lago | 896.29 mi (1,442.44 km) |
| Gloucester to Castiglione delle Stiviere | 731.86 mi (1,177.82 km) |
| Gloucester to Castrolibero | 1,237.03 mi (1,990.81 km) |
