| Summerville to Smithville (Missouri) | 914.45 mi (1,471.67 km) |
| Summerville to Smyrna (Delaware) | 503.85 mi (810.87 km) |
| Summerville to Smyrna (Georgia) | 257.04 mi (413.66 km) |
| Summerville to Smyrna (Tennessee) | 415.40 mi (668.52 km) |
| Summerville to Snellville (Georgia) | 228.25 mi (367.33 km) |
| Summerville to Snoqualmie (Washington) | 2,378.94 mi (3,828.53 km) |
| Summerville to Snyder (Texas) | 1,201.48 mi (1,933.60 km) |
| Summerville to Socastee (South Carolina) | 82.55 mi (132.84 km) |
| Summerville to Socorro (Texas) | 1,521.83 mi (2,449.14 km) |
| Summerville to Soddy-Daisy (Tennessee) | 325.31 mi (523.53 km) |
| Summerville to Solana Beach (California) | 2,137.13 mi (3,439.37 km) |
| Summerville to Soledad (California) | 2,332.03 mi (3,753.03 km) |
| Summerville to Solon (Ohio) | 583.46 mi (938.98 km) |
| Summerville to Somers Point (New Jersey) | 535.50 mi (861.81 km) |
| Summerville to Somerset (Kentucky) | 377.21 mi (607.07 km) |
