| Herstal to Nova Zagora | 1,115.27 mi (1,794.86 km) |
| Herstal to Novi Iskar | 995.75 mi (1,602.50 km) |
| Herstal to Novi Pazar | 1,129.26 mi (1,817.37 km) |
| Herstal to Omurtag | 1,106.72 mi (1,781.09 km) |
| Herstal to Panagyurishte | 1,041.67 mi (1,676.40 km) |
| Herstal to Parvomay | 1,100.06 mi (1,770.37 km) |
| Herstal to Pavlikeni | 1,056.12 mi (1,699.66 km) |
| Herstal to Pazardzhik | 1,060.77 mi (1,707.14 km) |
| Herstal to Pernik | 992.19 mi (1,596.78 km) |
| Herstal to Peshtera | 1,066.88 mi (1,716.98 km) |
| Herstal to Petrich | 1,054.30 mi (1,696.73 km) |
| Herstal to Pleven | 1,020.89 mi (1,642.96 km) |
| Herstal to Plovdiv | 1,079.39 mi (1,737.10 km) |
| Herstal to Pomorie | 1,177.52 mi (1,895.04 km) |
| Herstal to Popovo | 1,089.22 mi (1,752.92 km) |
