| Killingworth to Montana | 1,364.77 mi (2,196.39 km) |
| Killingworth to Nova Zagora | 1,509.78 mi (2,429.76 km) |
| Killingworth to Novi Iskar | 1,399.14 mi (2,251.70 km) |
| Killingworth to Novi Pazar | 1,512.55 mi (2,434.22 km) |
| Killingworth to Omurtag | 1,495.33 mi (2,406.51 km) |
| Killingworth to Panagyurishte | 1,443.53 mi (2,323.14 km) |
| Killingworth to Parvomay | 1,500.18 mi (2,414.31 km) |
| Killingworth to Pavlikeni | 1,448.45 mi (2,331.06 km) |
| Killingworth to Pazardzhik | 1,463.76 mi (2,355.69 km) |
| Killingworth to Pernik | 1,397.94 mi (2,249.77 km) |
| Killingworth to Peshtera | 1,470.91 mi (2,367.20 km) |
| Killingworth to Petrich | 1,465.27 mi (2,358.12 km) |
| Killingworth to Pleven | 1,415.08 mi (2,277.35 km) |
| Killingworth to Plovdiv | 1,481.05 mi (2,383.52 km) |
| Killingworth to Pomorie | 1,564.75 mi (2,518.23 km) |
