| Hybla Valley to Popovo | 5,016.19 mi (8,072.78 km) |
| Hybla Valley to Provadia | 5,071.02 mi (8,161.02 km) |
| Hybla Valley to Radnevo | 5,048.13 mi (8,124.18 km) |
| Hybla Valley to Radomir | 4,915.66 mi (7,910.99 km) |
| Hybla Valley to Rakitovo | 4,985.55 mi (8,023.46 km) |
| Hybla Valley to Rakovski | 5,009.19 mi (8,061.52 km) |
| Hybla Valley to Razgrad | 5,019.80 mi (8,078.59 km) |
| Hybla Valley to Razlog | 4,964.12 mi (7,988.98 km) |
| Hybla Valley to Ruse | 4,985.30 mi (8,023.06 km) |
| Hybla Valley to Samokov | 4,949.29 mi (7,965.10 km) |
| Hybla Valley to Sandanski | 4,969.31 mi (7,997.33 km) |
| Hybla Valley to Sevlievo | 4,984.66 mi (8,022.04 km) |
| Hybla Valley to Shumen | 5,046.91 mi (8,122.21 km) |
| Hybla Valley to Silistra | 5,024.61 mi (8,086.32 km) |
| Hybla Valley to Sliven | 5,048.19 mi (8,124.28 km) |
