| Someren to Devnya | 1,162.61 mi (1,871.04 km) |
| Someren to Dimitrovgrad | 1,135.64 mi (1,827.63 km) |
| Someren to Dobrich | 1,159.19 mi (1,865.54 km) |
| Someren to Dospat | 1,100.11 mi (1,770.46 km) |
| Someren to Dupnitsa | 1,031.83 mi (1,660.57 km) |
| Someren to Elhovo | 1,167.89 mi (1,879.54 km) |
| Someren to Etropole | 1,038.61 mi (1,671.47 km) |
| Someren to Gabrovo | 1,088.68 mi (1,752.06 km) |
| Someren to Gorna Oryahovitsa | 1,091.50 mi (1,756.61 km) |
| Someren to Gotse Delchev | 1,088.11 mi (1,751.14 km) |
| Someren to Harmanli | 1,152.53 mi (1,854.81 km) |
| Someren to Haskovo | 1,139.71 mi (1,834.18 km) |
| Someren to Ihtiman | 1,049.80 mi (1,689.50 km) |
| Someren to Isperih | 1,112.53 mi (1,790.44 km) |
| Someren to Kardzhali | 1,145.22 mi (1,843.05 km) |
