| Birecik to Olivares | 2,405.25 mi (3,870.87 km) |
| Birecik to Olivenza | 2,436.84 mi (3,921.72 km) |
| Birecik to Olot | 1,908.25 mi (3,071.03 km) |
| Birecik to Onate | 2,155.53 mi (3,468.99 km) |
| Birecik to Onda | 2,062.07 mi (3,318.59 km) |
| Birecik to Onteniente | 2,090.98 mi (3,365.11 km) |
| Birecik to Orihuela | 2,117.58 mi (3,407.91 km) |
| Birecik to Osuna | 2,351.94 mi (3,785.08 km) |
| Birecik to Ourense | 2,435.22 mi (3,919.10 km) |
| Birecik to Oviedo | 2,326.45 mi (3,744.07 km) |
| Birecik to Paiporta | 2,074.90 mi (3,339.23 km) |
| Birecik to Pajara | 3,049.02 mi (4,906.93 km) |
| Birecik to Palafolls | 1,895.80 mi (3,051.00 km) |
| Birecik to Palafrugell | 1,874.07 mi (3,016.02 km) |
| Birecik to Palamos | 1,875.95 mi (3,019.04 km) |
