| Ocean Acres to Olivares | 3,591.38 mi (5,779.77 km) |
| Ocean Acres to Olivenza | 3,508.00 mi (5,645.59 km) |
| Ocean Acres to Olot | 3,866.71 mi (6,222.87 km) |
| Ocean Acres to Onate | 3,614.93 mi (5,817.67 km) |
| Ocean Acres to Onda | 3,803.28 mi (6,120.78 km) |
| Ocean Acres to Onteniente | 3,821.18 mi (6,149.59 km) |
| Ocean Acres to Orihuela | 3,827.28 mi (6,159.41 km) |
| Ocean Acres to Osuna | 3,648.95 mi (5,872.41 km) |
| Ocean Acres to Ourense | 3,375.46 mi (5,432.28 km) |
| Ocean Acres to Oviedo | 3,446.13 mi (5,546.01 km) |
| Ocean Acres to Paiporta | 3,811.92 mi (6,134.69 km) |
| Ocean Acres to Pajara | 3,468.54 mi (5,582.08 km) |
| Ocean Acres to Palafolls | 3,894.17 mi (6,267.06 km) |
| Ocean Acres to Palafrugell | 3,905.81 mi (6,285.79 km) |
| Ocean Acres to Palamos | 3,906.39 mi (6,286.72 km) |
