| Two Rivers to Smithville (Missouri) | 487.71 mi (784.90 km) |
| Two Rivers to Smyrna (Delaware) | 701.98 mi (1,129.73 km) |
| Two Rivers to Smyrna (Georgia) | 729.84 mi (1,174.56 km) |
| Two Rivers to Smyrna (Tennessee) | 568.46 mi (914.84 km) |
| Two Rivers to Snellville (Georgia) | 736.96 mi (1,186.02 km) |
| Two Rivers to Snoqualmie (Washington) | 1,651.64 mi (2,658.06 km) |
| Two Rivers to Snyder (Texas) | 1,067.53 mi (1,718.03 km) |
| Two Rivers to Socastee (South Carolina) | 856.60 mi (1,378.56 km) |
| Two Rivers to Socorro (Texas) | 1,330.41 mi (2,141.09 km) |
| Two Rivers to Soddy-Daisy (Tennessee) | 627.99 mi (1,010.66 km) |
| Two Rivers to Solana Beach (California) | 1,765.75 mi (2,841.70 km) |
| Two Rivers to Soledad (California) | 1,842.52 mi (2,965.25 km) |
| Two Rivers to Solon (Ohio) | 365.48 mi (588.18 km) |
| Two Rivers to Somers Point (New Jersey) | 746.76 mi (1,201.79 km) |
| Two Rivers to Somerset (Kentucky) | 512.85 mi (825.35 km) |
