| Manzanares el Real to Oakley (California) | 5,731.13 mi (9,223.37 km) |
| Manzanares el Real to Oakton (Virginia) | 3,779.99 mi (6,083.30 km) |
| Manzanares el Real to Oakville (Missouri) | 4,404.39 mi (7,088.18 km) |
| Manzanares el Real to Oatfield (Oregon) | 5,385.18 mi (8,666.61 km) |
| Manzanares el Real to Ocala (Florida) | 4,360.03 mi (7,016.79 km) |
| Manzanares el Real to Ocean Acres (New Jersey) | 3,609.06 mi (5,808.22 km) |
| Manzanares el Real to Ocean City (New Jersey) | 3,638.71 mi (5,855.94 km) |
| Manzanares el Real to Ocean Pines (Maryland) | 3,692.10 mi (5,941.86 km) |
| Manzanares el Real to Ocean Pointe (Hawaii) | 7,840.07 mi (12,617.38 km) |
| Manzanares el Real to Ocean Springs (Mississippi) | 4,640.72 mi (7,468.52 km) |
| Manzanares el Real to Oceanside (California) | 5,800.97 mi (9,335.75 km) |
| Manzanares el Real to Oceanside (New York) | 3,552.28 mi (5,716.85 km) |
| Manzanares el Real to Ocoee (Florida) | 4,351.91 mi (7,003.73 km) |
| Manzanares el Real to Oconomowoc (Wisconsin) | 4,156.77 mi (6,689.68 km) |
| Manzanares el Real to Odenton (Maryland) | 3,745.33 mi (6,027.53 km) |
