| South Portland to Sant'Arcangelo di Romagna | 3,933.63 mi (6,330.57 km) |
| South Portland to Sant'Arpino | 4,125.80 mi (6,639.84 km) |
| South Portland to Sant'Egidio alla Vibrata | 4,032.47 mi (6,489.63 km) |
| South Portland to Sant'Elpidio a Mare | 4,016.58 mi (6,464.07 km) |
| South Portland to Sant'Ilario d'Enza | 3,824.05 mi (6,154.21 km) |
| South Portland to Santa Croce Camerina | 4,299.47 mi (6,919.33 km) |
| South Portland to Santa Croce sull' Arno | 3,874.14 mi (6,234.82 km) |
| South Portland to Santa Flavia | 4,205.19 mi (6,767.61 km) |
| South Portland to Santa Lucia di Piave | 3,864.10 mi (6,218.66 km) |
| South Portland to Santa Maria a Monte | 3,871.00 mi (6,229.77 km) |
| South Portland to Santa Maria a Vico | 4,133.10 mi (6,651.57 km) |
| South Portland to Santa Maria Capua Vetere | 4,121.05 mi (6,632.19 km) |
| South Portland to Santa Maria di Sala | 3,865.55 mi (6,221.00 km) |
| South Portland to Santa Marinella | 3,981.17 mi (6,407.07 km) |
| South Portland to Santa Teresa di Riva | 4,292.53 mi (6,908.16 km) |
