| Port Neches to Celbridge | 4,484.15 mi (7,216.55 km) |
| Port Neches to Clondalkin | 4,490.20 mi (7,226.27 km) |
| Port Neches to Clonmel | 4,457.15 mi (7,173.10 km) |
| Port Neches to Cobh | 4,443.32 mi (7,150.84 km) |
| Port Neches to Cork | 4,435.33 mi (7,137.97 km) |
| Port Neches to Donegal | 4,397.43 mi (7,076.97 km) |
| Port Neches to Douglas | 4,437.14 mi (7,140.88 km) |
| Port Neches to Drogheda | 4,483.80 mi (7,215.97 km) |
| Port Neches to Dublin | 4,494.88 mi (7,233.81 km) |
| Port Neches to Dun Dealgan | 4,475.81 mi (7,203.12 km) |
| Port Neches to Ennis | 4,396.53 mi (7,075.52 km) |
| Port Neches to Enniscorthy | 4,500.27 mi (7,242.48 km) |
| Port Neches to Finglas | 4,494.28 mi (7,232.85 km) |
| Port Neches to Galway | 4,385.94 mi (7,058.49 km) |
| Port Neches to Glanmire | 4,437.81 mi (7,141.97 km) |
