| Roetgen to Popovo | 1,065.50 mi (1,714.76 km) |
| Roetgen to Provadia | 1,121.57 mi (1,804.99 km) |
| Roetgen to Radnevo | 1,096.88 mi (1,765.26 km) |
| Roetgen to Radomir | 968.79 mi (1,559.11 km) |
| Roetgen to Rakitovo | 1,038.18 mi (1,670.79 km) |
| Roetgen to Rakovski | 1,058.94 mi (1,704.20 km) |
| Roetgen to Razgrad | 1,069.94 mi (1,721.90 km) |
| Roetgen to Razlog | 1,019.17 mi (1,640.20 km) |
| Roetgen to Ruse | 1,035.42 mi (1,666.35 km) |
| Roetgen to Samokov | 1,001.74 mi (1,612.14 km) |
| Roetgen to Sandanski | 1,027.03 mi (1,652.84 km) |
| Roetgen to Sevlievo | 1,033.22 mi (1,662.81 km) |
| Roetgen to Shumen | 1,096.96 mi (1,765.39 km) |
| Roetgen to Silistra | 1,078.78 mi (1,736.12 km) |
| Roetgen to Sliven | 1,096.76 mi (1,765.07 km) |
