| Leek to Popovo | 1,451.70 mi (2,336.28 km) |
| Leek to Provadia | 1,506.62 mi (2,424.68 km) |
| Leek to Radnevo | 1,485.19 mi (2,390.19 km) |
| Leek to Radomir | 1,358.18 mi (2,185.78 km) |
| Leek to Rakitovo | 1,427.55 mi (2,297.42 km) |
| Leek to Rakovski | 1,447.87 mi (2,330.13 km) |
| Leek to Razgrad | 1,455.33 mi (2,342.12 km) |
| Leek to Razlog | 1,408.54 mi (2,266.83 km) |
| Leek to Ruse | 1,420.82 mi (2,286.58 km) |
| Leek to Samokov | 1,391.10 mi (2,238.77 km) |
| Leek to Sandanski | 1,416.25 mi (2,279.23 km) |
| Leek to Sevlievo | 1,421.20 mi (2,287.20 km) |
| Leek to Shumen | 1,482.43 mi (2,385.74 km) |
| Leek to Silistra | 1,461.34 mi (2,351.79 km) |
| Leek to Sliven | 1,484.16 mi (2,388.53 km) |
