| Cities | Distance |
|---|---|
| Regenstauf to Popovo | 781.46 mi (1,257.64 km) |
| Regenstauf to Provadia | 837.48 mi (1,347.79 km) |
| Regenstauf to Radnevo | 814.00 mi (1,310.01 km) |
| Regenstauf to Radomir | 689.93 mi (1,110.33 km) |
| Regenstauf to Rakitovo | 758.65 mi (1,220.92 km) |
| Regenstauf to Rakovski | 777.16 mi (1,250.72 km) |
| Regenstauf to Razgrad | 785.84 mi (1,264.68 km) |
| Regenstauf to Razlog | 741.33 mi (1,193.06 km) |
| Regenstauf to Ruse | 751.32 mi (1,209.14 km) |
| Regenstauf to Samokov | 722.23 mi (1,162.31 km) |
| Regenstauf to Sandanski | 750.80 mi (1,208.29 km) |
| Regenstauf to Sevlievo | 749.99 mi (1,206.99 km) |
| Regenstauf to Shumen | 812.86 mi (1,308.17 km) |
| Regenstauf to Silistra | 795.18 mi (1,279.72 km) |
| Regenstauf to Sliven | 813.12 mi (1,308.59 km) |