| Herenthout to Provadia | 1,191.85 mi (1,918.09 km) |
| Herenthout to Radnevo | 1,167.95 mi (1,879.64 km) |
| Herenthout to Radomir | 1,040.15 mi (1,673.97 km) |
| Herenthout to Rakitovo | 1,109.54 mi (1,785.63 km) |
| Herenthout to Rakovski | 1,130.17 mi (1,818.83 km) |
| Herenthout to Razgrad | 1,140.29 mi (1,835.11 km) |
| Herenthout to Razlog | 1,090.54 mi (1,755.06 km) |
| Herenthout to Ruse | 1,105.76 mi (1,779.56 km) |
| Herenthout to Samokov | 1,073.09 mi (1,726.98 km) |
| Herenthout to Sandanski | 1,098.38 mi (1,767.66 km) |
| Herenthout to Sevlievo | 1,104.20 mi (1,777.04 km) |
| Herenthout to Shumen | 1,167.33 mi (1,878.64 km) |
| Herenthout to Silistra | 1,148.44 mi (1,848.24 km) |
| Herenthout to Sliven | 1,167.61 mi (1,879.08 km) |
| Herenthout to Smolyan | 1,151.65 mi (1,853.40 km) |
