| Swanage to Smyrna (Delaware) | 3,532.03 mi (5,684.25 km) |
| Swanage to Smyrna (Georgia) | 4,150.66 mi (6,679.84 km) |
| Swanage to Smyrna (Tennessee) | 4,133.94 mi (6,652.93 km) |
| Swanage to Snellville (Georgia) | 4,129.60 mi (6,645.96 km) |
| Swanage to Snoqualmie (Washington) | 4,775.07 mi (7,684.73 km) |
| Swanage to Snyder (Texas) | 4,867.85 mi (7,834.04 km) |
| Swanage to Socastee (South Carolina) | 3,927.16 mi (6,320.15 km) |
| Swanage to Socorro (Texas) | 5,128.15 mi (8,252.96 km) |
| Swanage to Soddy-Daisy (Tennessee) | 4,111.95 mi (6,617.55 km) |
| Swanage to Solana Beach (California) | 5,447.94 mi (8,767.61 km) |
| Swanage to Soledad (California) | 5,386.51 mi (8,668.75 km) |
| Swanage to Solon (Ohio) | 3,681.45 mi (5,924.73 km) |
| Swanage to Somers Point (New Jersey) | 3,489.07 mi (5,615.11 km) |
| Swanage to Somerset (Kentucky) | 4,003.51 mi (6,443.03 km) |
| Swanage to Somerset (New Jersey) | 3,434.10 mi (5,526.66 km) |
