| South River to Rowlett (Texas) | 1,329.41 mi (2,139.48 km) |
| South River to Roy (Utah) | 1,955.13 mi (3,146.47 km) |
| South River to Royal Kunia (Hawaii) | 4,949.45 mi (7,965.36 km) |
| South River to Royal Oak (Michigan) | 475.85 mi (765.81 km) |
| South River to Royal Palm Beach (Florida) | 1,006.69 mi (1,620.11 km) |
| South River to Royse City (Texas) | 1,315.66 mi (2,117.35 km) |
| South River to Ruskin (Florida) | 992.16 mi (1,596.73 km) |
| South River to Russellville (Alabama) | 837.90 mi (1,348.47 km) |
| South River to Russellville (Arkansas) | 1,081.32 mi (1,740.22 km) |
| South River to Ruston (Louisiana) | 1,148.96 mi (1,849.07 km) |
| South River to Rutherford (New Jersey) | 29.58 mi (47.60 km) |
| South River to Rutland (Vermont) | 230.09 mi (370.29 km) |
| South River to Sabana Grande (Puerto Rico) | 1,606.85 mi (2,585.97 km) |
| South River to Sachse (Texas) | 1,329.02 mi (2,138.85 km) |
| South River to Saco (Maine) | 293.40 mi (472.18 km) |
