| Ridgefield Park to Johnstown (Pennsylvania) | 259.60 mi (417.79 km) |
| Ridgefield Park to Joliet (Illinois) | 735.33 mi (1,183.39 km) |
| Ridgefield Park to Jonesboro (Arkansas) | 965.56 mi (1,553.92 km) |
| Ridgefield Park to Joplin (Missouri) | 1,128.02 mi (1,815.38 km) |
| Ridgefield Park to Joppatowne (Maryland) | 158.15 mi (254.52 km) |
| Ridgefield Park to Juana Díaz (Puerto Rico) | 1,637.36 mi (2,635.08 km) |
| Ridgefield Park to Junction City (Kansas) | 1,212.54 mi (1,951.39 km) |
| Ridgefield Park to Juneau (Alaska) | 2,834.63 mi (4,561.90 km) |
| Ridgefield Park to Jupiter (Florida) | 1,023.52 mi (1,647.19 km) |
| Ridgefield Park to Jupiter Farms (Florida) | 1,025.44 mi (1,650.29 km) |
| Ridgefield Park to Jurupa Valley (California) | 2,405.33 mi (3,871.00 km) |
| Ridgefield Park to Justice (Illinois) | 718.93 mi (1,157.01 km) |
| Ridgefield Park to Kahului (Hawaii) | 4,903.68 mi (7,891.72 km) |
| Ridgefield Park to Kailua (Hawaii) | 4,947.12 mi (7,961.63 km) |
| Ridgefield Park to Kalamazoo (Michigan) | 605.54 mi (974.51 km) |
