| Port Neches to Abilene (Texas) | 382.62 mi (615.77 km) |
| Port Neches to Accokeek (Maryland) | 1,135.52 mi (1,827.44 km) |
| Port Neches to Acworth (Georgia) | 611.74 mi (984.49 km) |
| Port Neches to Ada (Oklahoma) | 367.04 mi (590.70 km) |
| Port Neches to Addison (Illinois) | 889.65 mi (1,431.76 km) |
| Port Neches to Addison (Texas) | 267.30 mi (430.17 km) |
| Port Neches to Adelanto (California) | 1,405.30 mi (2,261.62 km) |
| Port Neches to Adelphi (Maryland) | 1,147.67 mi (1,847.00 km) |
| Port Neches to Adrian (Michigan) | 991.11 mi (1,595.04 km) |
| Port Neches to Affton (Missouri) | 627.23 mi (1,009.43 km) |
| Port Neches to Agoura Hills (California) | 1,477.49 mi (2,377.79 km) |
| Port Neches to Aguadilla (Puerto Rico) | 1,860.58 mi (2,994.31 km) |
| Port Neches to Aiken (South Carolina) | 758.11 mi (1,220.06 km) |
| Port Neches to Akron (Ohio) | 1,035.41 mi (1,666.33 km) |
| Port Neches to Alabaster (Alabama) | 475.18 mi (764.72 km) |
