| Prospect Heights to Montana | 5,151.40 mi (8,290.38 km) |
| Prospect Heights to Nova Zagora | 5,296.06 mi (8,523.18 km) |
| Prospect Heights to Novi Iskar | 5,185.31 mi (8,344.95 km) |
| Prospect Heights to Novi Pazar | 5,294.93 mi (8,521.36 km) |
| Prospect Heights to Omurtag | 5,280.07 mi (8,497.45 km) |
| Prospect Heights to Panagyurishte | 5,230.03 mi (8,416.91 km) |
| Prospect Heights to Parvomay | 5,286.87 mi (8,508.39 km) |
| Prospect Heights to Pavlikeni | 5,234.41 mi (8,423.98 km) |
| Prospect Heights to Pazardzhik | 5,250.08 mi (8,449.19 km) |
| Prospect Heights to Pernik | 5,183.43 mi (8,341.93 km) |
| Prospect Heights to Peshtera | 5,257.01 mi (8,460.34 km) |
| Prospect Heights to Petrich | 5,247.98 mi (8,445.80 km) |
| Prospect Heights to Pleven | 5,201.45 mi (8,370.93 km) |
| Prospect Heights to Plovdiv | 5,267.60 mi (8,477.38 km) |
| Prospect Heights to Pomorie | 5,348.62 mi (8,607.77 km) |
