| Howard to Norton Shores (Michigan) | 133.69 mi (215.16 km) |
| Howard to Norwalk (California) | 1,752.80 mi (2,820.86 km) |
| Howard to Norwalk (Connecticut) | 779.40 mi (1,254.32 km) |
| Howard to Norwalk (Iowa) | 353.79 mi (569.37 km) |
| Howard to Norwalk (Ohio) | 360.18 mi (579.65 km) |
| Howard to Norwich (Connecticut) | 832.95 mi (1,340.51 km) |
| Howard to Norwood (Ohio) | 417.95 mi (672.63 km) |
| Howard to Novato (California) | 1,828.58 mi (2,942.82 km) |
| Howard to Novi (Michigan) | 272.10 mi (437.91 km) |
| Howard to O'Fallon (Illinois) | 423.26 mi (681.17 km) |
| Howard to O'Fallon (Missouri) | 421.99 mi (679.12 km) |
| Howard to Oak Creek (Wisconsin) | 117.16 mi (188.55 km) |
| Howard to Oak Forest (Illinois) | 205.57 mi (330.84 km) |
| Howard to Oak Grove (Oregon) | 1,675.78 mi (2,696.91 km) |
| Howard to Oak Grove (South Carolina) | 819.99 mi (1,319.65 km) |
