| Port Neches to San Luis Obispo (California) | 1,592.25 mi (2,562.47 km) |
| Port Neches to San Marcos (California) | 1,381.98 mi (2,224.09 km) |
| Port Neches to San Marcos (Texas) | 239.00 mi (384.64 km) |
| Port Neches to San Marino (California) | 1,440.41 mi (2,318.12 km) |
| Port Neches to San Mateo (California) | 1,703.71 mi (2,741.86 km) |
| Port Neches to San Pablo (California) | 1,710.22 mi (2,752.33 km) |
| Port Neches to San Rafael (California) | 1,720.18 mi (2,768.36 km) |
| Port Neches to San Ramon (California) | 1,685.95 mi (2,713.28 km) |
| Port Neches to San Tan Valley (Arizona) | 1,058.94 mi (1,704.20 km) |
| Port Neches to Sand Springs (Oklahoma) | 443.86 mi (714.33 km) |
| Port Neches to Sandusky (Ohio) | 1,011.01 mi (1,627.06 km) |
| Port Neches to Sandy (Oregon) | 1,864.06 mi (2,999.91 km) |
| Port Neches to Sandy (Utah) | 1,243.30 mi (2,000.89 km) |
| Port Neches to Sandy Springs (Georgia) | 624.09 mi (1,004.38 km) |
| Port Neches to Sanford (Florida) | 766.81 mi (1,234.06 km) |
