| Niagara Falls to San Maurizio Canavese | 4,076.65 mi (6,560.74 km) |
| Niagara Falls to San Mauro Pascoli | 4,315.74 mi (6,945.51 km) |
| Niagara Falls to San Mauro Torinese | 4,085.87 mi (6,575.58 km) |
| Niagara Falls to San Michele al Tagliamento | 4,274.22 mi (6,878.69 km) |
| Niagara Falls to San Miniato | 4,267.52 mi (6,867.91 km) |
| Niagara Falls to San Pancrazio Salentino | 4,689.67 mi (7,547.30 km) |
| Niagara Falls to San Pietro in Casale | 4,250.93 mi (6,841.21 km) |
| Niagara Falls to San Pietro Vernotico | 4,695.72 mi (7,557.03 km) |
| Niagara Falls to San Prisco | 4,514.33 mi (7,265.11 km) |
| Niagara Falls to San Remo | 4,134.11 mi (6,653.20 km) |
| Niagara Falls to San Salvo | 4,493.32 mi (7,231.29 km) |
| Niagara Falls to San Sebastiano al Vesuvio | 4,528.14 mi (7,287.35 km) |
| Niagara Falls to San Severino Marche | 4,381.37 mi (7,051.13 km) |
| Niagara Falls to San Severo | 4,534.51 mi (7,297.58 km) |
| Niagara Falls to San Valentino Torio | 4,539.79 mi (7,306.09 km) |
