| Port Neches to Amelia | 5,589.87 mi (8,996.03 km) |
| Port Neches to Anagni | 5,652.11 mi (9,096.19 km) |
| Port Neches to Ancona | 5,596.37 mi (9,006.48 km) |
| Port Neches to Andria | 5,807.00 mi (9,345.46 km) |
| Port Neches to Angri | 5,751.67 mi (9,256.42 km) |
| Port Neches to Anguillara Sabazia | 5,600.82 mi (9,013.65 km) |
| Port Neches to Anzio | 5,640.29 mi (9,077.18 km) |
| Port Neches to Anzola dell'Emilia | 5,464.67 mi (8,794.53 km) |
| Port Neches to Aosta | 5,260.12 mi (8,465.35 km) |
| Port Neches to Apricena | 5,748.47 mi (9,251.26 km) |
| Port Neches to Aprilia | 5,636.12 mi (9,070.46 km) |
| Port Neches to Aradeo | 5,928.70 mi (9,541.32 km) |
| Port Neches to Aragona | 5,838.46 mi (9,396.10 km) |
| Port Neches to Arco | 5,402.39 mi (8,694.31 km) |
| Port Neches to Arcola | 5,425.35 mi (8,731.26 km) |
