| Drexel Hill to Olivares | 3,637.05 mi (5,853.27 km) |
| Drexel Hill to Olivenza | 3,553.06 mi (5,718.10 km) |
| Drexel Hill to Olot | 3,906.85 mi (6,287.46 km) |
| Drexel Hill to Onate | 3,655.66 mi (5,883.22 km) |
| Drexel Hill to Onda | 3,845.74 mi (6,189.12 km) |
| Drexel Hill to Onteniente | 3,864.51 mi (6,219.33 km) |
| Drexel Hill to Orihuela | 3,871.19 mi (6,230.09 km) |
| Drexel Hill to Osuna | 3,694.48 mi (5,945.69 km) |
| Drexel Hill to Ourense | 3,418.00 mi (5,500.74 km) |
| Drexel Hill to Oviedo | 3,487.40 mi (5,612.43 km) |
| Drexel Hill to Paiporta | 3,854.79 mi (6,203.69 km) |
| Drexel Hill to Pajara | 3,520.83 mi (5,666.23 km) |
| Drexel Hill to Palafolls | 3,934.61 mi (6,332.14 km) |
| Drexel Hill to Palafrugell | 3,945.96 mi (6,350.41 km) |
| Drexel Hill to Palamos | 3,946.60 mi (6,351.44 km) |
