| Zonhoven to Provadia | 1,163.60 mi (1,872.63 km) |
| Zonhoven to Radnevo | 1,139.60 mi (1,834.02 km) |
| Zonhoven to Radomir | 1,011.89 mi (1,628.48 km) |
| Zonhoven to Rakitovo | 1,081.25 mi (1,740.11 km) |
| Zonhoven to Rakovski | 1,101.83 mi (1,773.23 km) |
| Zonhoven to Razgrad | 1,112.03 mi (1,789.63 km) |
| Zonhoven to Razlog | 1,062.31 mi (1,709.63 km) |
| Zonhoven to Ruse | 1,077.50 mi (1,734.08 km) |
| Zonhoven to Samokov | 1,044.81 mi (1,681.46 km) |
| Zonhoven to Sandanski | 1,070.21 mi (1,722.33 km) |
| Zonhoven to Sevlievo | 1,075.86 mi (1,731.43 km) |
| Zonhoven to Shumen | 1,139.07 mi (1,833.15 km) |
| Zonhoven to Silistra | 1,120.33 mi (1,802.99 km) |
| Zonhoven to Sliven | 1,139.27 mi (1,833.48 km) |
| Zonhoven to Smolyan | 1,123.36 mi (1,807.88 km) |
