| Probistip to Smyrna (Delaware) | 4,820.64 mi (7,758.06 km) |
| Probistip to Smyrna (Georgia) | 5,439.34 mi (8,753.77 km) |
| Probistip to Smyrna (Tennessee) | 5,420.96 mi (8,724.20 km) |
| Probistip to Snellville (Georgia) | 5,418.27 mi (8,719.86 km) |
| Probistip to Snoqualmie (Washington) | 5,871.87 mi (9,449.86 km) |
| Probistip to Snyder (Texas) | 6,138.47 mi (9,878.92 km) |
| Probistip to Socastee (South Carolina) | 5,213.48 mi (8,390.28 km) |
| Probistip to Socorro (Texas) | 6,386.31 mi (10,277.78 km) |
| Probistip to Soddy-Daisy (Tennessee) | 5,400.17 mi (8,690.73 km) |
| Probistip to Solana Beach (California) | 6,651.58 mi (10,704.68 km) |
| Probistip to Soledad (California) | 6,548.54 mi (10,538.85 km) |
| Probistip to Solon (Ohio) | 4,966.23 mi (7,992.38 km) |
| Probistip to Somers Point (New Jersey) | 4,777.48 mi (7,688.62 km) |
| Probistip to Somerset (Kentucky) | 5,290.82 mi (8,514.75 km) |
| Probistip to Somerset (New Jersey) | 4,722.78 mi (7,600.59 km) |
