| Radstock to Devnya | 1,501.09 mi (2,415.77 km) |
| Radstock to Dimitrovgrad | 1,463.07 mi (2,354.58 km) |
| Radstock to Dobrich | 1,499.67 mi (2,413.49 km) |
| Radstock to Dospat | 1,419.95 mi (2,285.19 km) |
| Radstock to Dupnitsa | 1,351.38 mi (2,174.83 km) |
| Radstock to Elhovo | 1,498.92 mi (2,412.28 km) |
| Radstock to Etropole | 1,365.20 mi (2,197.08 km) |
| Radstock to Gabrovo | 1,419.77 mi (2,284.91 km) |
| Radstock to Gorna Oryahovitsa | 1,425.06 mi (2,293.42 km) |
| Radstock to Gotse Delchev | 1,405.61 mi (2,262.12 km) |
| Radstock to Harmanli | 1,480.29 mi (2,382.30 km) |
| Radstock to Haskovo | 1,466.38 mi (2,359.91 km) |
| Radstock to Ihtiman | 1,373.26 mi (2,210.05 km) |
| Radstock to Isperih | 1,451.61 mi (2,336.15 km) |
| Radstock to Kardzhali | 1,469.59 mi (2,365.08 km) |
