| South Houston to San Maurizio Canavese | 5,360.49 mi (8,626.87 km) |
| South Houston to San Mauro Pascoli | 5,601.39 mi (9,014.56 km) |
| South Houston to San Mauro Torinese | 5,369.59 mi (8,641.51 km) |
| South Houston to San Michele al Tagliamento | 5,562.29 mi (8,951.64 km) |
| South Houston to San Miniato | 5,551.16 mi (8,933.72 km) |
| South Houston to San Pancrazio Salentino | 5,974.05 mi (9,614.30 km) |
| South Houston to San Pietro in Casale | 5,536.76 mi (8,910.56 km) |
| South Houston to San Pietro Vernotico | 5,980.41 mi (9,624.54 km) |
| South Houston to San Prisco | 5,796.23 mi (9,328.13 km) |
| South Houston to San Remo | 5,415.02 mi (8,714.63 km) |
| South Houston to San Salvo | 5,777.51 mi (9,298.01 km) |
| South Houston to San Sebastiano al Vesuvio | 5,809.62 mi (9,349.68 km) |
| South Houston to San Severino Marche | 5,666.22 mi (9,118.90 km) |
| South Houston to San Severo | 5,818.70 mi (9,364.29 km) |
| South Houston to San Valentino Torio | 5,821.45 mi (9,368.72 km) |
