| North Ogden to Olympia Heights (Florida) | 2,098.49 mi (3,377.19 km) |
| North Ogden to Omaha (Nebraska) | 824.62 mi (1,327.09 km) |
| North Ogden to On Top of the World Designated Place (Florida) | 1,862.62 mi (2,997.60 km) |
| North Ogden to Onalaska (Wisconsin) | 1,067.34 mi (1,717.72 km) |
| North Ogden to Oneida (New York) | 1,847.44 mi (2,973.17 km) |
| North Ogden to Oneonta (New York) | 1,884.35 mi (3,032.56 km) |
| North Ogden to Ontario (California) | 589.52 mi (948.74 km) |
| North Ogden to Ontario (Oregon) | 316.34 mi (509.10 km) |
| North Ogden to Opa-locka (Florida) | 2,094.96 mi (3,371.52 km) |
| North Ogden to Opelika (Alabama) | 1,576.15 mi (2,536.57 km) |
| North Ogden to Opelousas (Louisiana) | 1,333.71 mi (2,146.39 km) |
| North Ogden to Orange (California) | 609.78 mi (981.35 km) |
| North Ogden to Orange (Texas) | 1,276.08 mi (2,053.65 km) |
| North Ogden to Orange City (Florida) | 1,918.91 mi (3,088.19 km) |
| North Ogden to Orangeburg (South Carolina) | 1,778.99 mi (2,863.01 km) |
