| Gallup to Sestu | 5,925.70 mi (9,536.50 km) |
| Gallup to Settimo Torinese | 5,600.45 mi (9,013.05 km) |
| Gallup to Seveso | 5,625.17 mi (9,052.84 km) |
| Gallup to Sezze | 5,966.30 mi (9,601.84 km) |
| Gallup to Siano | 6,059.48 mi (9,751.78 km) |
| Gallup to Siena | 5,814.64 mi (9,357.77 km) |
| Gallup to Signa | 5,783.77 mi (9,308.09 km) |
| Gallup to Silea | 5,733.77 mi (9,227.61 km) |
| Gallup to Silvi Paese | 5,950.88 mi (9,577.02 km) |
| Gallup to Sinalunga | 5,833.90 mi (9,388.75 km) |
| Gallup to Siniscola | 5,887.63 mi (9,475.22 km) |
| Gallup to Sinnai | 5,929.84 mi (9,543.16 km) |
| Gallup to Siracusa | 6,270.89 mi (10,092.02 km) |
| Gallup to Solaro | 5,624.64 mi (9,051.98 km) |
| Gallup to Soliera | 5,731.24 mi (9,223.53 km) |
