| Horsholm to Popovo | 1,057.48 mi (1,701.85 km) |
| Horsholm to Provadia | 1,098.50 mi (1,767.86 km) |
| Horsholm to Radnevo | 1,113.46 mi (1,791.95 km) |
| Horsholm to Radomir | 1,031.99 mi (1,660.82 km) |
| Horsholm to Rakitovo | 1,091.22 mi (1,756.15 km) |
| Horsholm to Rakovski | 1,091.57 mi (1,756.72 km) |
| Horsholm to Razgrad | 1,053.84 mi (1,695.99 km) |
| Horsholm to Razlog | 1,084.74 mi (1,745.73 km) |
| Horsholm to Ruse | 1,022.22 mi (1,645.10 km) |
| Horsholm to Samokov | 1,057.84 mi (1,702.42 km) |
| Horsholm to Sandanski | 1,101.13 mi (1,772.09 km) |
| Horsholm to Sevlievo | 1,049.66 mi (1,689.26 km) |
| Horsholm to Shumen | 1,079.44 mi (1,737.19 km) |
| Horsholm to Silistra | 1,039.48 mi (1,672.89 km) |
| Horsholm to Sliven | 1,099.97 mi (1,770.24 km) |
