| Twin Falls to Johnstown (Pennsylvania) | 1,833.72 mi (2,951.10 km) |
| Twin Falls to Joliet (Illinois) | 1,346.61 mi (2,167.16 km) |
| Twin Falls to Jonesboro (Arkansas) | 1,350.53 mi (2,173.46 km) |
| Twin Falls to Joplin (Missouri) | 1,121.79 mi (1,805.34 km) |
| Twin Falls to Joppatowne (Maryland) | 1,982.51 mi (3,190.54 km) |
| Twin Falls to Juana Díaz (Puerto Rico) | 3,265.86 mi (5,255.90 km) |
| Twin Falls to Junction City (Kansas) | 951.04 mi (1,530.56 km) |
| Twin Falls to Juneau (Alaska) | 1,387.47 mi (2,232.92 km) |
| Twin Falls to Jupiter (Florida) | 2,208.08 mi (3,553.55 km) |
| Twin Falls to Jupiter Farms (Florida) | 2,202.85 mi (3,545.15 km) |
| Twin Falls to Jurupa Valley (California) | 613.66 mi (987.59 km) |
| Twin Falls to Justice (Illinois) | 1,359.35 mi (2,187.66 km) |
| Twin Falls to Kahului (Hawaii) | 2,846.61 mi (4,581.17 km) |
| Twin Falls to Kailua (Hawaii) | 2,885.05 mi (4,643.05 km) |
| Twin Falls to Kalamazoo (Michigan) | 1,465.66 mi (2,358.75 km) |
