| Stamboliyski to Olivenza | 1,671.49 mi (2,690.01 km) |
| Stamboliyski to Olot | 1,125.93 mi (1,812.01 km) |
| Stamboliyski to Onate | 1,366.54 mi (2,199.24 km) |
| Stamboliyski to Onda | 1,296.18 mi (2,086.00 km) |
| Stamboliyski to Onteniente | 1,335.93 mi (2,149.97 km) |
| Stamboliyski to Orihuela | 1,369.79 mi (2,204.46 km) |
| Stamboliyski to Osuna | 1,603.11 mi (2,579.95 km) |
| Stamboliyski to Ourense | 1,647.22 mi (2,650.94 km) |
| Stamboliyski to Oviedo | 1,535.18 mi (2,470.64 km) |
| Stamboliyski to Paiporta | 1,313.96 mi (2,114.61 km) |
| Stamboliyski to Pajara | 2,353.84 mi (3,788.14 km) |
| Stamboliyski to Palafolls | 1,117.61 mi (1,798.63 km) |
| Stamboliyski to Palafrugell | 1,094.07 mi (1,760.74 km) |
| Stamboliyski to Palamos | 1,096.51 mi (1,764.67 km) |
| Stamboliyski to Palencia | 1,483.45 mi (2,387.39 km) |
