| Twickenham to Smyrna (Delaware) | 3,581.63 mi (5,764.07 km) |
| Twickenham to Smyrna (Georgia) | 4,199.11 mi (6,757.81 km) |
| Twickenham to Smyrna (Tennessee) | 4,178.18 mi (6,724.14 km) |
| Twickenham to Snellville (Georgia) | 4,178.52 mi (6,724.68 km) |
| Twickenham to Snoqualmie (Washington) | 4,773.38 mi (7,682.01 km) |
| Twickenham to Snyder (Texas) | 4,902.05 mi (7,889.09 km) |
| Twickenham to Socastee (South Carolina) | 3,980.68 mi (6,406.28 km) |
| Twickenham to Socorro (Texas) | 5,158.02 mi (8,301.03 km) |
| Twickenham to Soddy-Daisy (Tennessee) | 4,158.23 mi (6,692.03 km) |
| Twickenham to Solana Beach (California) | 5,464.79 mi (8,794.73 km) |
| Twickenham to Soledad (California) | 5,395.76 mi (8,683.64 km) |
| Twickenham to Solon (Ohio) | 3,723.34 mi (5,992.13 km) |
| Twickenham to Somers Point (New Jersey) | 3,539.47 mi (5,696.23 km) |
| Twickenham to Somerset (Kentucky) | 4,048.15 mi (6,514.87 km) |
| Twickenham to Somerset (New Jersey) | 3,482.98 mi (5,605.32 km) |
