| Allentown to Montana | 4,744.59 mi (7,635.68 km) |
| Allentown to Nova Zagora | 4,895.37 mi (7,878.34 km) |
| Allentown to Novi Iskar | 4,774.73 mi (7,684.18 km) |
| Allentown to Novi Pazar | 4,905.78 mi (7,895.09 km) |
| Allentown to Omurtag | 4,885.51 mi (7,862.47 km) |
| Allentown to Panagyurishte | 4,821.05 mi (7,758.73 km) |
| Allentown to Parvomay | 4,879.79 mi (7,853.26 km) |
| Allentown to Pavlikeni | 4,835.84 mi (7,782.53 km) |
| Allentown to Pazardzhik | 4,839.67 mi (7,788.70 km) |
| Allentown to Pernik | 4,770.03 mi (7,676.62 km) |
| Allentown to Peshtera | 4,845.29 mi (7,797.74 km) |
| Allentown to Petrich | 4,826.91 mi (7,768.16 km) |
| Allentown to Pleven | 4,800.88 mi (7,726.27 km) |
| Allentown to Plovdiv | 4,858.73 mi (7,819.37 km) |
| Allentown to Pomorie | 4,955.96 mi (7,975.85 km) |
