| Sileby to Montana | 1,285.67 mi (2,069.08 km) |
| Sileby to Nova Zagora | 1,435.46 mi (2,310.15 km) |
| Sileby to Novi Iskar | 1,317.22 mi (2,119.87 km) |
| Sileby to Novi Pazar | 1,446.62 mi (2,328.10 km) |
| Sileby to Omurtag | 1,425.51 mi (2,294.14 km) |
| Sileby to Panagyurishte | 1,363.00 mi (2,193.54 km) |
| Sileby to Parvomay | 1,421.21 mi (2,287.22 km) |
| Sileby to Pavlikeni | 1,375.74 mi (2,214.04 km) |
| Sileby to Pazardzhik | 1,382.24 mi (2,224.50 km) |
| Sileby to Pernik | 1,313.86 mi (2,114.45 km) |
| Sileby to Peshtera | 1,388.46 mi (2,234.50 km) |
| Sileby to Petrich | 1,375.94 mi (2,214.36 km) |
| Sileby to Pleven | 1,340.87 mi (2,157.93 km) |
| Sileby to Plovdiv | 1,400.72 mi (2,254.25 km) |
| Sileby to Pomorie | 1,496.07 mi (2,407.70 km) |
