| Darwen to Montana | 1,361.69 mi (2,191.43 km) |
| Darwen to Nova Zagora | 1,510.16 mi (2,430.36 km) |
| Darwen to Novi Iskar | 1,394.14 mi (2,243.65 km) |
| Darwen to Novi Pazar | 1,518.57 mi (2,443.91 km) |
| Darwen to Omurtag | 1,498.74 mi (2,411.99 km) |
| Darwen to Panagyurishte | 1,439.55 mi (2,316.74 km) |
| Darwen to Parvomay | 1,497.34 mi (2,409.74 km) |
| Darwen to Pavlikeni | 1,449.86 mi (2,333.32 km) |
| Darwen to Pazardzhik | 1,459.11 mi (2,348.21 km) |
| Darwen to Pernik | 1,391.42 mi (2,239.27 km) |
| Darwen to Peshtera | 1,465.61 mi (2,358.67 km) |
| Darwen to Petrich | 1,455.06 mi (2,341.69 km) |
| Darwen to Pleven | 1,415.43 mi (2,277.91 km) |
| Darwen to Plovdiv | 1,477.25 mi (2,377.40 km) |
| Darwen to Pomorie | 1,569.00 mi (2,525.07 km) |
