| Great Neck to Olivares | 3,539.06 mi (5,695.57 km) |
| Great Neck to Olivenza | 3,454.60 mi (5,559.64 km) |
| Great Neck to Olot | 3,805.92 mi (6,125.04 km) |
| Great Neck to Onate | 3,554.93 mi (5,721.11 km) |
| Great Neck to Onda | 3,745.69 mi (6,028.11 km) |
| Great Neck to Onteniente | 3,764.92 mi (6,059.05 km) |
| Great Neck to Orihuela | 3,771.94 mi (6,070.35 km) |
| Great Neck to Osuna | 3,596.38 mi (5,787.81 km) |
| Great Neck to Ourense | 3,318.02 mi (5,339.84 km) |
| Great Neck to Oviedo | 3,386.87 mi (5,450.64 km) |
| Great Neck to Paiporta | 3,754.95 mi (6,043.01 km) |
| Great Neck to Pajara | 3,432.47 mi (5,524.03 km) |
| Great Neck to Palafolls | 3,833.78 mi (6,169.87 km) |
| Great Neck to Palafrugell | 3,845.04 mi (6,187.99 km) |
| Great Neck to Palamos | 3,845.70 mi (6,189.05 km) |
