| Port Neches to Alenquer | 4,699.93 mi (7,563.81 km) |
| Port Neches to Alfena | 4,669.43 mi (7,514.73 km) |
| Port Neches to Alijo | 4,719.35 mi (7,595.05 km) |
| Port Neches to Aljustrel | 4,771.81 mi (7,679.49 km) |
| Port Neches to Almada | 4,702.22 mi (7,567.49 km) |
| Port Neches to Almargem | 4,692.32 mi (7,551.56 km) |
| Port Neches to Almeirim | 4,716.06 mi (7,589.77 km) |
| Port Neches to Amadora | 4,697.12 mi (7,559.28 km) |
| Port Neches to Amarante | 4,690.96 mi (7,549.37 km) |
| Port Neches to Amares | 4,669.39 mi (7,514.66 km) |
| Port Neches to Amora | 4,705.57 mi (7,572.88 km) |
| Port Neches to Anadia | 4,693.94 mi (7,554.17 km) |
| Port Neches to Angra do Heroismo | 3,772.24 mi (6,070.84 km) |
| Port Neches to Ansiao | 4,706.95 mi (7,575.11 km) |
| Port Neches to Anta | 4,670.29 mi (7,516.10 km) |
