| Port Neches to Johnstown (Pennsylvania) | 1,107.11 mi (1,781.73 km) |
| Port Neches to Joliet (Illinois) | 860.63 mi (1,385.06 km) |
| Port Neches to Jonesboro (Arkansas) | 446.01 mi (717.78 km) |
| Port Neches to Joplin (Missouri) | 491.55 mi (791.07 km) |
| Port Neches to Joppatowne (Maryland) | 1,190.13 mi (1,915.34 km) |
| Port Neches to Juana Díaz (Puerto Rico) | 1,910.79 mi (3,075.12 km) |
| Port Neches to Junction City (Kansas) | 646.77 mi (1,040.88 km) |
| Port Neches to Juneau (Alaska) | 2,728.02 mi (4,390.33 km) |
| Port Neches to Jupiter (Florida) | 865.86 mi (1,393.46 km) |
| Port Neches to Jupiter Farms (Florida) | 859.58 mi (1,383.35 km) |
| Port Neches to Jurupa Valley (California) | 1,403.05 mi (2,257.99 km) |
| Port Neches to Justice (Illinois) | 881.86 mi (1,419.22 km) |
| Port Neches to Kahului (Hawaii) | 3,905.54 mi (6,285.36 km) |
| Port Neches to Kailua (Hawaii) | 3,967.60 mi (6,385.23 km) |
| Port Neches to Kalamazoo (Michigan) | 968.14 mi (1,558.07 km) |
