| Woolwich to Olivares | 1,018.45 mi (1,639.04 km) |
| Woolwich to Olivenza | 949.96 mi (1,528.81 km) |
| Woolwich to Olot | 653.02 mi (1,050.93 km) |
| Woolwich to Onate | 595.53 mi (958.41 km) |
| Woolwich to Onda | 796.49 mi (1,281.82 km) |
| Woolwich to Onteniente | 875.72 mi (1,409.34 km) |
| Woolwich to Orihuela | 927.32 mi (1,492.37 km) |
| Woolwich to Osuna | 1,016.74 mi (1,636.28 km) |
| Woolwich to Ourense | 733.72 mi (1,180.81 km) |
| Woolwich to Oviedo | 625.33 mi (1,006.37 km) |
| Woolwich to Paiporta | 833.60 mi (1,341.55 km) |
| Woolwich to Pajara | 1,758.95 mi (2,830.75 km) |
| Woolwich to Palafolls | 690.19 mi (1,110.75 km) |
| Woolwich to Palafrugell | 677.22 mi (1,089.88 km) |
| Woolwich to Palamos | 681.72 mi (1,097.13 km) |
