| Wierden to Popovo | 1,096.80 mi (1,765.13 km) |
| Wierden to Provadia | 1,149.92 mi (1,850.61 km) |
| Wierden to Radnevo | 1,135.03 mi (1,826.65 km) |
| Wierden to Radomir | 1,016.57 mi (1,636.01 km) |
| Wierden to Rakitovo | 1,084.63 mi (1,745.55 km) |
| Wierden to Rakovski | 1,100.56 mi (1,771.18 km) |
| Wierden to Razgrad | 1,099.22 mi (1,769.03 km) |
| Wierden to Razlog | 1,068.47 mi (1,719.54 km) |
| Wierden to Ruse | 1,064.84 mi (1,713.69 km) |
| Wierden to Samokov | 1,048.33 mi (1,687.12 km) |
| Wierden to Sandanski | 1,078.61 mi (1,735.85 km) |
| Wierden to Sevlievo | 1,070.25 mi (1,722.39 km) |
| Wierden to Shumen | 1,126.34 mi (1,812.67 km) |
| Wierden to Silistra | 1,102.19 mi (1,773.81 km) |
| Wierden to Sliven | 1,131.48 mi (1,820.94 km) |
