| Portishead to Joliet (Illinois) | 3,883.76 mi (6,250.30 km) |
| Portishead to Jonesboro (Arkansas) | 4,253.18 mi (6,844.83 km) |
| Portishead to Joplin (Missouri) | 4,341.16 mi (6,986.42 km) |
| Portishead to Joppatowne (Maryland) | 3,506.29 mi (5,642.83 km) |
| Portishead to Juana Díaz (Puerto Rico) | 4,125.36 mi (6,639.13 km) |
| Portishead to Junction City (Kansas) | 4,334.12 mi (6,975.09 km) |
| Portishead to Juneau (Alaska) | 4,364.78 mi (7,024.44 km) |
| Portishead to Jupiter (Florida) | 4,255.18 mi (6,848.05 km) |
| Portishead to Jupiter Farms (Florida) | 4,259.58 mi (6,855.14 km) |
| Portishead to Jurupa Valley (California) | 5,333.19 mi (8,582.94 km) |
| Portishead to Justice (Illinois) | 3,861.00 mi (6,213.67 km) |
| Portishead to Kahului (Hawaii) | 7,189.57 mi (11,570.49 km) |
| Portishead to Kailua (Hawaii) | 7,177.93 mi (11,551.77 km) |
| Portishead to Kalamazoo (Michigan) | 3,750.11 mi (6,035.22 km) |
| Portishead to Kalispell (Montana) | 4,454.77 mi (7,169.26 km) |
