| Oud-Heverlee to Nova Zagora | 1,158.76 mi (1,864.85 km) |
| Oud-Heverlee to Novi Iskar | 1,038.82 mi (1,671.83 km) |
| Oud-Heverlee to Novi Pazar | 1,173.01 mi (1,887.78 km) |
| Oud-Heverlee to Omurtag | 1,150.38 mi (1,851.36 km) |
| Oud-Heverlee to Panagyurishte | 1,084.82 mi (1,745.85 km) |
| Oud-Heverlee to Parvomay | 1,143.29 mi (1,839.95 km) |
| Oud-Heverlee to Pavlikeni | 1,099.70 mi (1,769.79 km) |
| Oud-Heverlee to Pazardzhik | 1,103.84 mi (1,776.46 km) |
| Oud-Heverlee to Pernik | 1,035.10 mi (1,665.83 km) |
| Oud-Heverlee to Peshtera | 1,109.88 mi (1,786.18 km) |
| Oud-Heverlee to Petrich | 1,096.66 mi (1,764.90 km) |
| Oud-Heverlee to Pleven | 1,064.42 mi (1,713.01 km) |
| Oud-Heverlee to Plovdiv | 1,122.54 mi (1,806.55 km) |
| Oud-Heverlee to Pomorie | 1,221.20 mi (1,965.33 km) |
| Oud-Heverlee to Popovo | 1,132.91 mi (1,823.24 km) |
