| Port Neches to Pottsville (Pennsylvania) | 1,239.58 mi (1,994.91 km) |
| Port Neches to Poughkeepsie (New York) | 1,377.68 mi (2,217.16 km) |
| Port Neches to Poulsbo (Washington) | 1,952.85 mi (3,142.80 km) |
| Port Neches to Poway (California) | 1,372.59 mi (2,208.97 km) |
| Port Neches to Powder Springs (Georgia) | 605.65 mi (974.70 km) |
| Port Neches to Powell (Ohio) | 932.97 mi (1,501.46 km) |
| Port Neches to Powell (Tennessee) | 710.26 mi (1,143.05 km) |
| Port Neches to Prairie Ridge (Washington) | 1,912.65 mi (3,078.11 km) |
| Port Neches to Prairie Village (Kansas) | 623.83 mi (1,003.95 km) |
| Port Neches to Prairieville (Louisiana) | 180.10 mi (289.84 km) |
| Port Neches to Prattville (Alabama) | 474.44 mi (763.54 km) |
| Port Neches to Preakness (New Jersey) | 1,338.64 mi (2,154.33 km) |
| Port Neches to Prescott (Arizona) | 1,124.77 mi (1,810.14 km) |
| Port Neches to Prescott Valley (Arizona) | 1,117.76 mi (1,798.87 km) |
| Port Neches to Prichard (Alabama) | 350.98 mi (564.84 km) |
