| Gloucester to Selargius | 1,028.60 mi (1,655.37 km) |
| Gloucester to Selvazzano Dentro | 779.54 mi (1,254.54 km) |
| Gloucester to Senago | 674.88 mi (1,086.12 km) |
| Gloucester to Senigallia | 909.22 mi (1,463.24 km) |
| Gloucester to Seravezza | 791.03 mi (1,273.05 km) |
| Gloucester to Seregno | 674.01 mi (1,084.71 km) |
| Gloucester to Seriate | 690.63 mi (1,111.46 km) |
| Gloucester to Sermoneta | 1,010.25 mi (1,625.85 km) |
| Gloucester to Serramanna | 1,012.26 mi (1,629.08 km) |
| Gloucester to Serravalle Pistoiese | 816.33 mi (1,313.76 km) |
| Gloucester to Sessa Aurunca | 1,058.79 mi (1,703.97 km) |
| Gloucester to Sesto Calende | 650.37 mi (1,046.66 km) |
| Gloucester to Sesto Fiorentino | 832.21 mi (1,339.31 km) |
| Gloucester to Sesto San Giovanni | 680.76 mi (1,095.58 km) |
| Gloucester to Sestri Levante | 749.17 mi (1,205.68 km) |
