| Fallbrook to Smyrna (Delaware) | 2,331.52 mi (3,752.22 km) |
| Fallbrook to Smyrna (Georgia) | 1,874.32 mi (3,016.43 km) |
| Fallbrook to Smyrna (Tennessee) | 1,746.54 mi (2,810.79 km) |
| Fallbrook to Snellville (Georgia) | 1,903.52 mi (3,063.42 km) |
| Fallbrook to Snoqualmie (Washington) | 1,007.53 mi (1,621.46 km) |
| Fallbrook to Snyder (Texas) | 945.04 mi (1,520.89 km) |
| Fallbrook to Socastee (South Carolina) | 2,188.49 mi (3,522.03 km) |
| Fallbrook to Socorro (Texas) | 649.75 mi (1,045.67 km) |
| Fallbrook to Soddy-Daisy (Tennessee) | 1,825.90 mi (2,938.51 km) |
| Fallbrook to Solana Beach (California) | 25.97 mi (41.80 km) |
| Fallbrook to Soledad (California) | 315.40 mi (507.59 km) |
| Fallbrook to Solon (Ohio) | 2,025.54 mi (3,259.79 km) |
| Fallbrook to Somers Point (New Jersey) | 2,384.89 mi (3,838.10 km) |
| Fallbrook to Somerset (Kentucky) | 1,849.46 mi (2,976.42 km) |
| Fallbrook to Somerset (New Jersey) | 2,386.42 mi (3,840.57 km) |
