| Barcelos to Popovo | 1,768.76 mi (2,846.54 km) |
| Barcelos to Provadia | 1,830.17 mi (2,945.37 km) |
| Barcelos to Radnevo | 1,765.12 mi (2,840.69 km) |
| Barcelos to Radomir | 1,612.17 mi (2,594.53 km) |
| Barcelos to Rakitovo | 1,675.59 mi (2,696.60 km) |
| Barcelos to Rakovski | 1,716.53 mi (2,762.48 km) |
| Barcelos to Razgrad | 1,781.10 mi (2,866.41 km) |
| Barcelos to Razlog | 1,645.57 mi (2,648.29 km) |
| Barcelos to Ruse | 1,750.65 mi (2,817.41 km) |
| Barcelos to Samokov | 1,644.89 mi (2,647.19 km) |
| Barcelos to Sandanski | 1,640.11 mi (2,639.50 km) |
| Barcelos to Sevlievo | 1,716.05 mi (2,761.71 km) |
| Barcelos to Shumen | 1,804.24 mi (2,903.65 km) |
| Barcelos to Silistra | 1,812.71 mi (2,917.28 km) |
| Barcelos to Sliven | 1,780.73 mi (2,865.81 km) |
