| Altena to Montana | 906.61 mi (1,459.05 km) |
| Altena to Nova Zagora | 1,053.98 mi (1,696.22 km) |
| Altena to Novi Iskar | 940.08 mi (1,512.91 km) |
| Altena to Novi Pazar | 1,062.14 mi (1,709.36 km) |
| Altena to Omurtag | 1,042.17 mi (1,677.21 km) |
| Altena to Panagyurishte | 984.96 mi (1,585.14 km) |
| Altena to Parvomay | 1,042.24 mi (1,677.32 km) |
| Altena to Pavlikeni | 993.46 mi (1,598.82 km) |
| Altena to Pazardzhik | 1,004.89 mi (1,617.21 km) |
| Altena to Pernik | 938.33 mi (1,510.10 km) |
| Altena to Peshtera | 1,011.77 mi (1,628.29 km) |
| Altena to Petrich | 1,005.00 mi (1,617.38 km) |
| Altena to Pleven | 959.22 mi (1,543.71 km) |
| Altena to Plovdiv | 1,022.59 mi (1,645.69 km) |
| Altena to Pomorie | 1,112.43 mi (1,790.28 km) |
