| Red Bluff to Smyrna (Delaware) | 2,449.53 mi (3,942.14 km) |
| Red Bluff to Smyrna (Georgia) | 2,109.83 mi (3,395.44 km) |
| Red Bluff to Smyrna (Tennessee) | 1,950.93 mi (3,139.72 km) |
| Red Bluff to Snellville (Georgia) | 2,137.10 mi (3,439.33 km) |
| Red Bluff to Snoqualmie (Washington) | 508.63 mi (818.55 km) |
| Red Bluff to Snyder (Texas) | 1,288.48 mi (2,073.61 km) |
| Red Bluff to Socastee (South Carolina) | 2,405.26 mi (3,870.89 km) |
| Red Bluff to Socorro (Texas) | 1,068.68 mi (1,719.88 km) |
| Red Bluff to Soddy-Daisy (Tennessee) | 2,039.18 mi (3,281.75 km) |
| Red Bluff to Solana Beach (California) | 567.65 mi (913.54 km) |
| Red Bluff to Soledad (California) | 262.30 mi (422.13 km) |
| Red Bluff to Solon (Ohio) | 2,116.46 mi (3,406.11 km) |
| Red Bluff to Somers Point (New Jersey) | 2,500.32 mi (4,023.87 km) |
| Red Bluff to Somerset (Kentucky) | 2,027.13 mi (3,262.35 km) |
| Red Bluff to Somerset (New Jersey) | 2,482.64 mi (3,995.42 km) |
