| Port Neches to Petaluma (California) | 1,728.91 mi (2,782.41 km) |
| Port Neches to Petersburg (Virginia) | 1,073.54 mi (1,727.70 km) |
| Port Neches to Pflugerville (Texas) | 220.73 mi (355.22 km) |
| Port Neches to Pharr (Texas) | 368.96 mi (593.79 km) |
| Port Neches to Phelan (California) | 1,409.04 mi (2,267.64 km) |
| Port Neches to Phenix City (Alabama) | 554.09 mi (891.71 km) |
| Port Neches to Philadelphia (Pennsylvania) | 1,266.36 mi (2,038.01 km) |
| Port Neches to Phillipsburg (New Jersey) | 1,286.45 mi (2,070.34 km) |
| Port Neches to Phoenix (Arizona) | 1,092.70 mi (1,758.53 km) |
| Port Neches to Phoenixville (Pennsylvania) | 1,252.45 mi (2,015.62 km) |
| Port Neches to Picayune (Mississippi) | 257.91 mi (415.07 km) |
| Port Neches to Pickerington (Ohio) | 931.18 mi (1,498.59 km) |
| Port Neches to Pico Rivera (California) | 1,438.28 mi (2,314.69 km) |
| Port Neches to Piedmont (California) | 1,702.46 mi (2,739.85 km) |
| Port Neches to Pierre (South Dakota) | 1,054.05 mi (1,696.33 km) |
