| Huercal-Overa to Popovo | 1,530.86 mi (2,463.68 km) |
| Huercal-Overa to Provadia | 1,589.92 mi (2,558.72 km) |
| Huercal-Overa to Radnevo | 1,509.61 mi (2,429.48 km) |
| Huercal-Overa to Radomir | 1,359.67 mi (2,188.18 km) |
| Huercal-Overa to Rakitovo | 1,413.54 mi (2,274.87 km) |
| Huercal-Overa to Rakovski | 1,460.21 mi (2,349.98 km) |
| Huercal-Overa to Razgrad | 1,546.34 mi (2,488.59 km) |
| Huercal-Overa to Razlog | 1,381.40 mi (2,223.15 km) |
| Huercal-Overa to Ruse | 1,520.78 mi (2,447.46 km) |
| Huercal-Overa to Samokov | 1,388.74 mi (2,234.96 km) |
| Huercal-Overa to Sandanski | 1,370.32 mi (2,205.32 km) |
| Huercal-Overa to Sevlievo | 1,472.38 mi (2,369.57 km) |
| Huercal-Overa to Shumen | 1,565.43 mi (2,519.31 km) |
| Huercal-Overa to Silistra | 1,587.78 mi (2,555.29 km) |
| Huercal-Overa to Sliven | 1,531.77 mi (2,465.14 km) |
