| Port Neches to Kingsville (Texas) | 292.04 mi (469.99 km) |
| Port Neches to Kinston (North Carolina) | 1,017.94 mi (1,638.22 km) |
| Port Neches to Kirkland (Washington) | 1,933.64 mi (3,111.90 km) |
| Port Neches to Kirksville (Missouri) | 710.49 mi (1,143.42 km) |
| Port Neches to Kirkwood (Missouri) | 627.37 mi (1,009.66 km) |
| Port Neches to Kiryas Joel (New York) | 1,354.62 mi (2,180.05 km) |
| Port Neches to Kissimmee (Florida) | 764.48 mi (1,230.30 km) |
| Port Neches to Klamath Falls (Oregon) | 1,757.50 mi (2,828.43 km) |
| Port Neches to Knightdale (North Carolina) | 980.79 mi (1,578.43 km) |
| Port Neches to Knik-Fairview (Alaska) | 3,300.56 mi (5,311.73 km) |
| Port Neches to Knoxville (Tennessee) | 711.50 mi (1,145.05 km) |
| Port Neches to Kokomo (Indiana) | 847.56 mi (1,364.01 km) |
| Port Neches to Kuna (Idaho) | 1,546.04 mi (2,488.12 km) |
| Port Neches to Kyle (Texas) | 235.74 mi (379.39 km) |
| Port Neches to La Cañada Flintridge (California) | 1,445.88 mi (2,326.92 km) |
