| South Portland to San Maurizio Canavese | 3,688.43 mi (5,935.95 km) |
| South Portland to San Mauro Pascoli | 3,931.05 mi (6,326.42 km) |
| South Portland to San Mauro Torinese | 3,697.41 mi (5,950.41 km) |
| South Portland to San Michele al Tagliamento | 3,896.75 mi (6,271.21 km) |
| South Portland to San Miniato | 3,878.76 mi (6,242.26 km) |
| South Portland to San Pancrazio Salentino | 4,301.95 mi (6,923.32 km) |
| South Portland to San Pietro in Casale | 3,866.75 mi (6,222.93 km) |
| South Portland to San Pietro Vernotico | 4,308.61 mi (6,934.03 km) |
| South Portland to San Prisco | 4,122.50 mi (6,634.52 km) |
| South Portland to San Remo | 3,741.00 mi (6,020.57 km) |
| South Portland to San Salvo | 4,105.41 mi (6,607.03 km) |
| South Portland to San Sebastiano al Vesuvio | 4,135.66 mi (6,655.69 km) |
| South Portland to San Severino Marche | 3,994.86 mi (6,429.11 km) |
| South Portland to San Severo | 4,146.56 mi (6,673.25 km) |
| South Portland to San Valentino Torio | 4,147.57 mi (6,674.87 km) |
