| Dulmen to Popovo | 1,055.03 mi (1,697.91 km) |
| Dulmen to Provadia | 1,108.70 mi (1,784.28 km) |
| Dulmen to Radnevo | 1,092.19 mi (1,757.71 km) |
| Dulmen to Radomir | 972.37 mi (1,564.88 km) |
| Dulmen to Rakitovo | 1,040.63 mi (1,674.74 km) |
| Dulmen to Rakovski | 1,057.20 mi (1,701.40 km) |
| Dulmen to Razgrad | 1,057.80 mi (1,702.37 km) |
| Dulmen to Razlog | 1,024.12 mi (1,648.17 km) |
| Dulmen to Ruse | 1,023.36 mi (1,646.94 km) |
| Dulmen to Samokov | 1,004.29 mi (1,616.24 km) |
| Dulmen to Sandanski | 1,034.02 mi (1,664.09 km) |
| Dulmen to Sevlievo | 1,027.53 mi (1,653.65 km) |
| Dulmen to Shumen | 1,084.92 mi (1,746.02 km) |
| Dulmen to Silistra | 1,061.85 mi (1,708.88 km) |
| Dulmen to Sliven | 1,089.17 mi (1,752.85 km) |
