| Thatcham to Popovo | 1,391.13 mi (2,238.81 km) |
| Thatcham to Provadia | 1,447.97 mi (2,330.28 km) |
| Thatcham to Radnevo | 1,419.62 mi (2,284.67 km) |
| Thatcham to Radomir | 1,286.61 mi (2,070.60 km) |
| Thatcham to Rakitovo | 1,356.45 mi (2,182.99 km) |
| Thatcham to Rakovski | 1,380.04 mi (2,220.96 km) |
| Thatcham to Razgrad | 1,396.17 mi (2,246.93 km) |
| Thatcham to Razlog | 1,335.58 mi (2,149.41 km) |
| Thatcham to Ruse | 1,361.70 mi (2,191.44 km) |
| Thatcham to Samokov | 1,320.14 mi (2,124.56 km) |
| Thatcham to Sandanski | 1,341.64 mi (2,159.17 km) |
| Thatcham to Sevlievo | 1,356.72 mi (2,183.44 km) |
| Thatcham to Shumen | 1,423.11 mi (2,290.28 km) |
| Thatcham to Silistra | 1,406.36 mi (2,263.32 km) |
| Thatcham to Sliven | 1,421.03 mi (2,286.93 km) |
