| North Tidworth to Popovo | 1,405.53 mi (2,261.99 km) |
| North Tidworth to Provadia | 1,462.62 mi (2,353.86 km) |
| North Tidworth to Radnevo | 1,433.27 mi (2,306.62 km) |
| North Tidworth to Radomir | 1,299.35 mi (2,091.10 km) |
| North Tidworth to Rakitovo | 1,369.23 mi (2,203.56 km) |
| North Tidworth to Rakovski | 1,393.34 mi (2,242.37 km) |
| North Tidworth to Razgrad | 1,410.78 mi (2,270.43 km) |
| North Tidworth to Razlog | 1,348.05 mi (2,169.47 km) |
| North Tidworth to Ruse | 1,376.33 mi (2,214.98 km) |
| North Tidworth to Samokov | 1,332.96 mi (2,145.19 km) |
| North Tidworth to Sandanski | 1,353.82 mi (2,178.76 km) |
| North Tidworth to Sevlievo | 1,370.57 mi (2,205.71 km) |
| North Tidworth to Shumen | 1,437.68 mi (2,313.73 km) |
| North Tidworth to Silistra | 1,421.53 mi (2,287.73 km) |
| North Tidworth to Sliven | 1,435.05 mi (2,309.49 km) |
