| Raleigh to Oskaloosa (Iowa) | 843.70 mi (1,357.80 km) |
| Raleigh to Oswego (Illinois) | 659.77 mi (1,061.79 km) |
| Raleigh to Oswego (New York) | 538.58 mi (866.76 km) |
| Raleigh to Otsego (Minnesota) | 1,018.41 mi (1,638.97 km) |
| Raleigh to Ottawa (Illinois) | 668.61 mi (1,076.03 km) |
| Raleigh to Ottawa (Kansas) | 932.90 mi (1,501.37 km) |
| Raleigh to Ottumwa (Iowa) | 826.03 mi (1,329.36 km) |
| Raleigh to Overland (Missouri) | 673.90 mi (1,084.54 km) |
| Raleigh to Overland Park (Kansas) | 904.72 mi (1,456.01 km) |
| Raleigh to Overlea (Maryland) | 270.32 mi (435.04 km) |
| Raleigh to Oviedo (Florida) | 517.46 mi (832.77 km) |
| Raleigh to Owasso (Oklahoma) | 959.30 mi (1,543.85 km) |
| Raleigh to Owatonna (Minnesota) | 958.09 mi (1,541.89 km) |
| Raleigh to Owensboro (Kentucky) | 487.17 mi (784.02 km) |
| Raleigh to Owings Mills (Maryland) | 267.23 mi (430.06 km) |
