| Portage to Devnya | 5,227.67 mi (8,413.13 km) |
| Portage to Dimitrovgrad | 5,213.76 mi (8,390.73 km) |
| Portage to Dobrich | 5,219.87 mi (8,400.56 km) |
| Portage to Dospat | 5,180.05 mi (8,336.49 km) |
| Portage to Dupnitsa | 5,111.73 mi (8,226.54 km) |
| Portage to Elhovo | 5,243.29 mi (8,438.26 km) |
| Portage to Etropole | 5,117.47 mi (8,235.77 km) |
| Portage to Gabrovo | 5,164.60 mi (8,311.63 km) |
| Portage to Gorna Oryahovitsa | 5,165.02 mi (8,312.30 km) |
| Portage to Gotse Delchev | 5,167.84 mi (8,316.83 km) |
| Portage to Harmanli | 5,230.39 mi (8,417.50 km) |
| Portage to Haskovo | 5,218.19 mi (8,397.86 km) |
| Portage to Ihtiman | 5,129.51 mi (8,255.15 km) |
| Portage to Isperih | 5,177.24 mi (8,331.97 km) |
| Portage to Kardzhali | 5,224.54 mi (8,408.08 km) |
