| Ada to Smyrna (Delaware) | 4,589.14 mi (7,385.51 km) |
| Ada to Smyrna (Georgia) | 5,205.59 mi (8,377.59 km) |
| Ada to Smyrna (Tennessee) | 5,179.98 mi (8,336.37 km) |
| Ada to Snellville (Georgia) | 5,185.38 mi (8,345.07 km) |
| Ada to Snoqualmie (Washington) | 5,590.30 mi (8,996.73 km) |
| Ada to Snyder (Texas) | 5,881.75 mi (9,465.76 km) |
| Ada to Socastee (South Carolina) | 4,989.46 mi (8,029.76 km) |
| Ada to Socorro (Texas) | 6,123.81 mi (9,855.32 km) |
| Ada to Soddy-Daisy (Tennessee) | 5,162.61 mi (8,308.42 km) |
| Ada to Solana Beach (California) | 6,376.61 mi (10,262.17 km) |
| Ada to Soledad (California) | 6,269.47 mi (10,089.74 km) |
| Ada to Solon (Ohio) | 4,722.09 mi (7,599.47 km) |
| Ada to Somers Point (New Jersey) | 4,547.44 mi (7,318.39 km) |
| Ada to Somerset (Kentucky) | 5,050.59 mi (8,128.14 km) |
| Ada to Somerset (New Jersey) | 4,490.06 mi (7,226.05 km) |
