| South River to Johnstown (Pennsylvania) | 239.11 mi (384.81 km) |
| South River to Joliet (Illinois) | 721.36 mi (1,160.92 km) |
| South River to Jonesboro (Arkansas) | 940.03 mi (1,512.84 km) |
| South River to Joplin (Missouri) | 1,106.31 mi (1,780.43 km) |
| South River to Joppatowne (Maryland) | 126.36 mi (203.36 km) |
| South River to Juana Díaz (Puerto Rico) | 1,616.58 mi (2,601.63 km) |
| South River to Junction City (Kansas) | 1,194.79 mi (1,922.82 km) |
| South River to Juneau (Alaska) | 2,842.15 mi (4,574.00 km) |
| South River to Jupiter (Florida) | 990.37 mi (1,593.84 km) |
| South River to Jupiter Farms (Florida) | 992.24 mi (1,596.86 km) |
| South River to Jurupa Valley (California) | 2,388.12 mi (3,843.31 km) |
| South River to Justice (Illinois) | 705.67 mi (1,135.66 km) |
| South River to Kahului (Hawaii) | 4,890.91 mi (7,871.17 km) |
| South River to Kailua (Hawaii) | 4,935.02 mi (7,942.14 km) |
| South River to Kalamazoo (Michigan) | 594.44 mi (956.67 km) |
