| Asenovgrad to Olivenza | 1,688.95 mi (2,718.10 km) |
| Asenovgrad to Olot | 1,143.97 mi (1,841.04 km) |
| Asenovgrad to Onate | 1,384.94 mi (2,228.85 km) |
| Asenovgrad to Onda | 1,313.55 mi (2,113.95 km) |
| Asenovgrad to Onteniente | 1,352.86 mi (2,177.22 km) |
| Asenovgrad to Orihuela | 1,386.45 mi (2,231.27 km) |
| Asenovgrad to Osuna | 1,619.92 mi (2,607.00 km) |
| Asenovgrad to Ourense | 1,665.59 mi (2,680.52 km) |
| Asenovgrad to Oviedo | 1,553.70 mi (2,500.45 km) |
| Asenovgrad to Paiporta | 1,331.13 mi (2,142.24 km) |
| Asenovgrad to Pajara | 2,369.09 mi (3,812.68 km) |
| Asenovgrad to Palafolls | 1,135.46 mi (1,827.34 km) |
| Asenovgrad to Palafrugell | 1,112.00 mi (1,789.58 km) |
| Asenovgrad to Palamos | 1,114.41 mi (1,793.47 km) |
| Asenovgrad to Palencia | 1,501.67 mi (2,416.70 km) |
