| Port Neches to Lombard (Illinois) | 885.88 mi (1,425.69 km) |
| Port Neches to Lomita (California) | 1,450.39 mi (2,334.17 km) |
| Port Neches to Lompoc (California) | 1,577.42 mi (2,538.61 km) |
| Port Neches to London (Ohio) | 906.25 mi (1,458.46 km) |
| Port Neches to Lone Tree (Colorado) | 904.36 mi (1,455.42 km) |
| Port Neches to Long Beach (California) | 1,441.79 mi (2,320.33 km) |
| Port Neches to Long Beach (Mississippi) | 286.79 mi (461.54 km) |
| Port Neches to Long Beach (New York) | 1,353.51 mi (2,178.26 km) |
| Port Neches to Long Branch (New Jersey) | 1,329.21 mi (2,139.16 km) |
| Port Neches to Longmont (Colorado) | 943.80 mi (1,518.89 km) |
| Port Neches to Longview (Texas) | 182.19 mi (293.20 km) |
| Port Neches to Longview (Washington) | 1,916.31 mi (3,084.00 km) |
| Port Neches to Longwood (Florida) | 763.45 mi (1,228.65 km) |
| Port Neches to Lorain (Ohio) | 1,028.91 mi (1,655.87 km) |
| Port Neches to Lorton (Virginia) | 1,125.98 mi (1,812.10 km) |
