| Mount Washington to Johnstown (Pennsylvania) | 388.67 mi (625.51 km) |
| Mount Washington to Joliet (Illinois) | 276.84 mi (445.52 km) |
| Mount Washington to Jonesboro (Arkansas) | 321.88 mi (518.02 km) |
| Mount Washington to Joplin (Missouri) | 494.36 mi (795.60 km) |
| Mount Washington to Joppatowne (Maryland) | 504.84 mi (812.46 km) |
| Mount Washington to Juana Díaz (Puerto Rico) | 1,796.89 mi (2,891.81 km) |
| Mount Washington to Junction City (Kansas) | 613.87 mi (987.92 km) |
| Mount Washington to Juneau (Alaska) | 2,563.51 mi (4,125.56 km) |
| Mount Washington to Jupiter (Florida) | 830.98 mi (1,337.33 km) |
| Mount Washington to Jupiter Farms (Florida) | 828.51 mi (1,333.36 km) |
| Mount Washington to Jurupa Valley (California) | 1,796.25 mi (2,890.79 km) |
| Mount Washington to Justice (Illinois) | 283.14 mi (455.67 km) |
| Mount Washington to Kahului (Hawaii) | 4,324.88 mi (6,960.22 km) |
| Mount Washington to Kailua (Hawaii) | 4,374.45 mi (7,039.99 km) |
| Mount Washington to Kalamazoo (Michigan) | 292.40 mi (470.57 km) |
