| Aldridge to Popovo | 1,438.10 mi (2,314.39 km) |
| Aldridge to Provadia | 1,493.63 mi (2,403.77 km) |
| Aldridge to Radnevo | 1,470.11 mi (2,365.91 km) |
| Aldridge to Radomir | 1,341.21 mi (2,158.46 km) |
| Aldridge to Rakitovo | 1,410.76 mi (2,270.40 km) |
| Aldridge to Rakovski | 1,432.09 mi (2,304.72 km) |
| Aldridge to Razgrad | 1,442.15 mi (2,320.92 km) |
| Aldridge to Razlog | 1,391.17 mi (2,238.88 km) |
| Aldridge to Ruse | 1,407.63 mi (2,265.36 km) |
| Aldridge to Samokov | 1,374.33 mi (2,211.78 km) |
| Aldridge to Sandanski | 1,398.38 mi (2,250.48 km) |
| Aldridge to Sevlievo | 1,406.41 mi (2,263.39 km) |
| Aldridge to Shumen | 1,469.22 mi (2,364.48 km) |
| Aldridge to Silistra | 1,449.41 mi (2,332.60 km) |
| Aldridge to Sliven | 1,469.81 mi (2,365.44 km) |
