| Waltrop to Smyrna (Delaware) | 3,888.95 mi (6,258.66 km) |
| Waltrop to Smyrna (Georgia) | 4,503.85 mi (7,248.24 km) |
| Waltrop to Smyrna (Tennessee) | 4,475.67 mi (7,202.90 km) |
| Waltrop to Snellville (Georgia) | 4,484.05 mi (7,216.39 km) |
| Waltrop to Snoqualmie (Washington) | 4,957.77 mi (7,978.77 km) |
| Waltrop to Snyder (Texas) | 5,178.64 mi (8,334.22 km) |
| Waltrop to Socastee (South Carolina) | 4,293.54 mi (6,909.78 km) |
| Waltrop to Socorro (Texas) | 5,424.59 mi (8,730.03 km) |
| Waltrop to Soddy-Daisy (Tennessee) | 4,459.34 mi (7,176.62 km) |
| Waltrop to Solana Beach (California) | 5,698.96 mi (9,171.58 km) |
| Waltrop to Soledad (California) | 5,609.68 mi (9,027.91 km) |
| Waltrop to Solon (Ohio) | 4,017.23 mi (6,465.11 km) |
| Waltrop to Somers Point (New Jersey) | 3,848.11 mi (6,192.93 km) |
| Waltrop to Somerset (Kentucky) | 4,346.52 mi (6,995.05 km) |
| Waltrop to Somerset (New Jersey) | 3,789.29 mi (6,098.27 km) |
