| Grain Valley to Smyrna (Delaware) | 994.97 mi (1,601.25 km) |
| Grain Valley to Smyrna (Georgia) | 645.16 mi (1,038.29 km) |
| Grain Valley to Smyrna (Tennessee) | 470.64 mi (757.42 km) |
| Grain Valley to Snellville (Georgia) | 669.36 mi (1,077.22 km) |
| Grain Valley to Snoqualmie (Washington) | 1,499.18 mi (2,412.70 km) |
| Grain Valley to Snyder (Texas) | 574.59 mi (924.72 km) |
| Grain Valley to Socastee (South Carolina) | 920.98 mi (1,482.17 km) |
| Grain Valley to Socorro (Texas) | 848.10 mi (1,364.89 km) |
| Grain Valley to Soddy-Daisy (Tennessee) | 560.98 mi (902.80 km) |
| Grain Valley to Solana Beach (California) | 1,349.48 mi (2,171.78 km) |
| Grain Valley to Soledad (California) | 1,487.84 mi (2,394.44 km) |
| Grain Valley to Solon (Ohio) | 692.70 mi (1,114.79 km) |
| Grain Valley to Somers Point (New Jersey) | 1,048.19 mi (1,686.90 km) |
| Grain Valley to Somerset (Kentucky) | 538.72 mi (866.98 km) |
| Grain Valley to Somerset (New Jersey) | 1,049.55 mi (1,689.09 km) |
