| Port Neches Yodogawa Ward | Japan Time | -14:00 |
| Port Neches Ban Tai | Indochina Time | -12:00 |
| Port Neches Palomar Mountain | Pacific Time | 02:00 |
| Port Neches Palos Heights | Central Time | 00:00 |
| Port Neches Pampatar | Venezuela Time | -01:00 |
| Port Neches Panama City Beach | Central Time | 00:00 |
| Port Neches Pamukkale | Turkey Time | -08:00 |
| Port Neches Panchwad | India Standard Time | -10:30 |
| Port Neches Panchkula | India Standard Time | -10:30 |
| Port Neches Panania | Eastern Australia Time | -15:00 |
| Port Neches Pandatharippu | India Standard Time | -10:30 |
| Port Neches Santa Catarina | Central Time | 00:00 |
| Port Neches Sennfeld | Central European Time | -07:00 |
| Port Neches Sengurichi | India Standard Time | -10:30 |
| Port Neches Senden | Central European Time | -07:00 |
| Port Neches Sendra | India Standard Time | -10:30 |
| Port Neches Senegal | Peru Time | 00:00 |
| Port Neches Serdang | Malaysia Time | -13:00 |
| Port Neches Sequim | Pacific Time | 02:00 |
| Port Neches Seri Gading | Malaysia Time | -13:00 |
| Port Neches Seri Kembangan | Malaysia Time | -13:00 |
| Port Neches Seri Manjung | Malaysia Time | -13:00 |
| Port Neches Seoul | Korean Time | -14:00 |
| Port Neches Seoul | Korean Time | -14:00 |
| Port Neches Sepang | Malaysia Time | -13:00 |
| Port Neches Sepang | Malaysia Time | -13:00 |
| Port Neches Santa Ana | Central Time | 01:00 |
| Port Neches Santa Ana | Mexican Pacific Time | 02:00 |
| Port Neches Sant Miquel de Campmajor | Central European Time | -07:00 |
| Port Neches Sant Josep de sa Talaia | Central European Time | -07:00 |
| Port Neches Sans Souci | Eastern Australia Time | -15:00 |
| Port Neches Sanibel | Eastern Time | -01:00 |
| Port Neches Sângeorgiu de Mureș | Eastern European Time | -08:00 |
| Port Neches Saint-Martin-de-Belleville | Central European Time | -07:00 |
| Port Neches Sankari | India Standard Time | -10:30 |
| Port Neches Sankt Olof | Central European Time | -07:00 |
| Port Neches Sankt Blasien | Central European Time | -07:00 |
| Port Neches Sankt Ibb | Central European Time | -07:00 |
| Port Neches Ridgway | Eastern Time | -01:00 |
| Port Neches Riedering | Central European Time | -07:00 |
| Port Neches Ridgefield | Eastern Time | -01:00 |
| Port Neches Ridgefield Park | Eastern Time | -01:00 |
| Port Neches Saint Clairsville | Eastern Time | -01:00 |
| Port Neches Saint Croix Falls | Central Time | 00:00 |
| Port Neches Richlands | Eastern Time | -01:00 |
| Port Neches Richton Park | Central Time | 00:00 |
| Port Neches Richmond | United Kingdom Time | -06:00 |
| Port Neches Richmond Heights | Central Time | 00:00 |
| Port Neches Richmond Hill | Eastern Time | -01:00 |
| Port Neches Richmond | Eastern Time | -01:00 |