| Houston to Myrtle Grove (North Carolina) | 1,067.47 mi (1,717.93 km) |
| Houston to Nacogdoches (Texas) | 133.61 mi (215.03 km) |
| Houston to Nampa (Idaho) | 1,504.02 mi (2,420.49 km) |
| Houston to Nanakuli (Hawaii) | 3,907.71 mi (6,288.85 km) |
| Houston to Nanticoke (Pennsylvania) | 1,340.80 mi (2,157.81 km) |
| Houston to Nanuet (New York) | 1,428.47 mi (2,298.91 km) |
| Houston to Napa (California) | 1,641.86 mi (2,642.33 km) |
| Houston to Naperville (Illinois) | 919.48 mi (1,479.76 km) |
| Houston to Naples (Florida) | 866.15 mi (1,393.93 km) |
| Houston to Naranja (Florida) | 961.40 mi (1,547.22 km) |
| Houston to Nashua (New Hampshire) | 1,595.48 mi (2,567.68 km) |
| Houston to Nashville (Tennessee) | 665.31 mi (1,070.72 km) |
| Houston to Natchez (Mississippi) | 267.02 mi (429.72 km) |
| Houston to Natchitoches (Louisiana) | 191.23 mi (307.75 km) |
| Houston to National City (California) | 1,295.70 mi (2,085.22 km) |
