| Drochtersen to Popovo | 1,046.75 mi (1,684.58 km) |
| Drochtersen to Provadia | 1,095.46 mi (1,762.97 km) |
| Drochtersen to Radnevo | 1,092.94 mi (1,758.92 km) |
| Drochtersen to Radomir | 989.00 mi (1,591.65 km) |
| Drochtersen to Rakitovo | 1,054.09 mi (1,696.40 km) |
| Drochtersen to Rakovski | 1,063.45 mi (1,711.46 km) |
| Drochtersen to Razgrad | 1,046.67 mi (1,684.45 km) |
| Drochtersen to Razlog | 1,041.98 mi (1,676.91 km) |
| Drochtersen to Ruse | 1,012.99 mi (1,630.25 km) |
| Drochtersen to Samokov | 1,018.60 mi (1,639.27 km) |
| Drochtersen to Sandanski | 1,055.02 mi (1,697.89 km) |
| Drochtersen to Sevlievo | 1,027.77 mi (1,654.04 km) |
| Drochtersen to Shumen | 1,073.48 mi (1,727.60 km) |
| Drochtersen to Silistra | 1,042.52 mi (1,677.77 km) |
| Drochtersen to Sliven | 1,085.14 mi (1,746.36 km) |
