| Warendorf to Popovo | 1,031.77 mi (1,660.47 km) |
| Warendorf to Provadia | 1,084.82 mi (1,745.86 km) |
| Warendorf to Radnevo | 1,070.27 mi (1,722.43 km) |
| Warendorf to Radomir | 952.74 mi (1,533.28 km) |
| Warendorf to Rakitovo | 1,020.60 mi (1,642.50 km) |
| Warendorf to Rakovski | 1,036.06 mi (1,667.38 km) |
| Warendorf to Razgrad | 1,034.15 mi (1,664.30 km) |
| Warendorf to Razlog | 1,004.78 mi (1,617.04 km) |
| Warendorf to Ruse | 999.76 mi (1,608.96 km) |
| Warendorf to Samokov | 984.33 mi (1,584.13 km) |
| Warendorf to Sandanski | 1,015.21 mi (1,633.83 km) |
| Warendorf to Sevlievo | 1,005.45 mi (1,618.11 km) |
| Warendorf to Shumen | 1,061.26 mi (1,707.94 km) |
| Warendorf to Silistra | 1,037.12 mi (1,669.08 km) |
| Warendorf to Sliven | 1,066.55 mi (1,716.45 km) |
