| Belper to Devnya | 1,487.17 mi (2,393.36 km) |
| Belper to Dimitrovgrad | 1,460.03 mi (2,349.70 km) |
| Belper to Dobrich | 1,483.37 mi (2,387.25 km) |
| Belper to Dospat | 1,423.01 mi (2,290.12 km) |
| Belper to Dupnitsa | 1,354.56 mi (2,179.95 km) |
| Belper to Elhovo | 1,492.67 mi (2,402.22 km) |
| Belper to Etropole | 1,362.81 mi (2,193.23 km) |
| Belper to Gabrovo | 1,413.44 mi (2,274.71 km) |
| Belper to Gorna Oryahovitsa | 1,416.37 mi (2,279.43 km) |
| Belper to Gotse Delchev | 1,410.40 mi (2,269.81 km) |
| Belper to Harmanli | 1,476.98 mi (2,376.96 km) |
| Belper to Haskovo | 1,464.00 mi (2,356.08 km) |
| Belper to Ihtiman | 1,373.45 mi (2,210.35 km) |
| Belper to Isperih | 1,437.01 mi (2,312.65 km) |
| Belper to Kardzhali | 1,469.13 mi (2,364.34 km) |
