| Halstead to Montana | 1,197.60 mi (1,927.35 km) |
| Halstead to Nova Zagora | 1,348.15 mi (2,169.64 km) |
| Halstead to Novi Iskar | 1,228.59 mi (1,977.23 km) |
| Halstead to Novi Pazar | 1,361.16 mi (2,190.58 km) |
| Halstead to Omurtag | 1,339.19 mi (2,155.22 km) |
| Halstead to Panagyurishte | 1,274.57 mi (2,051.23 km) |
| Halstead to Parvomay | 1,333.00 mi (2,145.26 km) |
| Halstead to Pavlikeni | 1,288.85 mi (2,074.21 km) |
| Halstead to Pazardzhik | 1,293.61 mi (2,081.87 km) |
| Halstead to Pernik | 1,224.86 mi (1,971.22 km) |
| Halstead to Peshtera | 1,299.65 mi (2,091.59 km) |
| Halstead to Petrich | 1,286.07 mi (2,069.72 km) |
| Halstead to Pleven | 1,253.72 mi (2,017.66 km) |
| Halstead to Plovdiv | 1,312.29 mi (2,111.93 km) |
| Halstead to Pomorie | 1,409.91 mi (2,269.04 km) |
