| Somero to Devnya | 1,215.12 mi (1,955.54 km) |
| Somero to Dimitrovgrad | 1,286.97 mi (2,071.18 km) |
| Somero to Dobrich | 1,192.71 mi (1,919.48 km) |
| Somero to Dospat | 1,311.91 mi (2,111.31 km) |
| Somero to Dupnitsa | 1,269.24 mi (2,042.64 km) |
| Somero to Elhovo | 1,282.34 mi (2,063.72 km) |
| Somero to Etropole | 1,230.03 mi (1,979.54 km) |
| Somero to Gabrovo | 1,229.89 mi (1,979.32 km) |
| Somero to Gorna Oryahovitsa | 1,212.55 mi (1,951.41 km) |
| Somero to Gotse Delchev | 1,317.41 mi (2,120.16 km) |
| Somero to Harmanli | 1,295.94 mi (2,085.61 km) |
| Somero to Haskovo | 1,294.92 mi (2,083.98 km) |
| Somero to Ihtiman | 1,257.28 mi (2,023.39 km) |
| Somero to Isperih | 1,176.87 mi (1,893.99 km) |
| Somero to Kardzhali | 1,313.94 mi (2,114.58 km) |
