| Ridgecrest to Oskaloosa (Iowa) | 1,403.53 mi (2,258.76 km) |
| Ridgecrest to Oswego (Illinois) | 1,627.86 mi (2,619.78 km) |
| Ridgecrest to Oswego (New York) | 2,234.61 mi (3,596.25 km) |
| Ridgecrest to Otsego (Minnesota) | 1,421.00 mi (2,286.88 km) |
| Ridgecrest to Ottawa (Illinois) | 1,600.68 mi (2,576.05 km) |
| Ridgecrest to Ottawa (Kansas) | 1,247.80 mi (2,008.14 km) |
| Ridgecrest to Ottumwa (Iowa) | 1,412.50 mi (2,273.20 km) |
| Ridgecrest to Overland (Missouri) | 1,511.97 mi (2,433.28 km) |
| Ridgecrest to Overland Park (Kansas) | 1,279.78 mi (2,059.61 km) |
| Ridgecrest to Overlea (Maryland) | 2,250.64 mi (3,622.06 km) |
| Ridgecrest to Oviedo (Florida) | 2,174.50 mi (3,499.52 km) |
| Ridgecrest to Owasso (Oklahoma) | 1,219.20 mi (1,962.11 km) |
| Ridgecrest to Owatonna (Minnesota) | 1,414.44 mi (2,276.31 km) |
| Ridgecrest to Owensboro (Kentucky) | 1,691.10 mi (2,721.56 km) |
| Ridgecrest to Owings Mills (Maryland) | 2,235.75 mi (3,598.09 km) |
