| Cities | Distance |
|---|
| Birkenau to Popovo | 935.08 mi (1,504.87 km) |
| Birkenau to Provadia | 991.94 mi (1,596.37 km) |
| Birkenau to Radnevo | 964.64 mi (1,552.44 km) |
| Birkenau to Radomir | 835.09 mi (1,343.95 km) |
| Birkenau to Rakitovo | 904.58 mi (1,455.79 km) |
| Birkenau to Rakovski | 926.06 mi (1,490.34 km) |
| Birkenau to Razgrad | 940.12 mi (1,512.98 km) |
| Birkenau to Razlog | 885.29 mi (1,424.74 km) |
| Birkenau to Ruse | 905.65 mi (1,457.51 km) |
| Birkenau to Samokov | 868.15 mi (1,397.16 km) |
| Birkenau to Sandanski | 892.98 mi (1,437.12 km) |
| Birkenau to Sevlievo | 901.33 mi (1,450.55 km) |
| Birkenau to Shumen | 967.05 mi (1,556.32 km) |
| Birkenau to Silistra | 950.98 mi (1,530.45 km) |
| Birkenau to Sliven | 965.33 mi (1,553.55 km) |
