| Port Neches to Indianapolis (Indiana) | 807.93 mi (1,300.24 km) |
| Port Neches to Indianola (Iowa) | 787.01 mi (1,266.57 km) |
| Port Neches to Indio (California) | 1,330.80 mi (2,141.71 km) |
| Port Neches to Inglewood (California) | 1,452.71 mi (2,337.91 km) |
| Port Neches to Inkster (Michigan) | 1,035.51 mi (1,666.49 km) |
| Port Neches to Inver Grove Heights (Minnesota) | 1,027.05 mi (1,652.87 km) |
| Port Neches to Inwood (New York) | 1,350.56 mi (2,173.52 km) |
| Port Neches to Iona (Florida) | 767.23 mi (1,234.73 km) |
| Port Neches to Ionia (Michigan) | 1,023.22 mi (1,646.71 km) |
| Port Neches to Iowa City (Iowa) | 818.14 mi (1,316.67 km) |
| Port Neches to Irmo (South Carolina) | 798.59 mi (1,285.21 km) |
| Port Neches to Irondale (Alabama) | 493.69 mi (794.52 km) |
| Port Neches to Ironton (Ohio) | 872.52 mi (1,404.18 km) |
| Port Neches to Irvine (California) | 1,418.68 mi (2,283.15 km) |
| Port Neches to Irving (Texas) | 267.26 mi (430.12 km) |
