| Humble to Norton Shores (Michigan) | 1,036.84 mi (1,668.63 km) |
| Humble to Norwalk (California) | 1,361.77 mi (2,191.56 km) |
| Humble to Norwalk (Connecticut) | 1,442.24 mi (2,321.06 km) |
| Humble to Norwalk (Iowa) | 799.24 mi (1,286.26 km) |
| Humble to Norwalk (Ohio) | 1,051.17 mi (1,691.70 km) |
| Humble to Norwich (Connecticut) | 1,517.64 mi (2,442.41 km) |
| Humble to Norwood (Ohio) | 881.65 mi (1,418.87 km) |
| Humble to Novato (California) | 1,652.39 mi (2,659.27 km) |
| Humble to Novi (Michigan) | 1,081.68 mi (1,740.80 km) |
| Humble to O'Fallon (Illinois) | 668.10 mi (1,075.20 km) |
| Humble to O'Fallon (Missouri) | 660.31 mi (1,062.67 km) |
| Humble to Oak Creek (Wisconsin) | 979.09 mi (1,575.69 km) |
| Humble to Oak Forest (Illinois) | 905.24 mi (1,456.84 km) |
| Humble to Oak Grove (Oregon) | 1,822.10 mi (2,932.39 km) |
| Humble to Oak Grove (South Carolina) | 871.14 mi (1,401.96 km) |
