| Los Barrios to Popovo | 1,743.86 mi (2,806.48 km) |
| Los Barrios to Provadia | 1,803.01 mi (2,901.66 km) |
| Los Barrios to Radnevo | 1,722.81 mi (2,772.60 km) |
| Los Barrios to Radomir | 1,572.84 mi (2,531.24 km) |
| Los Barrios to Rakitovo | 1,626.73 mi (2,617.97 km) |
| Los Barrios to Rakovski | 1,673.42 mi (2,693.11 km) |
| Los Barrios to Razgrad | 1,759.27 mi (2,831.28 km) |
| Los Barrios to Razlog | 1,594.59 mi (2,566.24 km) |
| Los Barrios to Ruse | 1,733.54 mi (2,789.86 km) |
| Los Barrios to Samokov | 1,601.94 mi (2,578.08 km) |
| Los Barrios to Sandanski | 1,583.44 mi (2,548.31 km) |
| Los Barrios to Sevlievo | 1,685.47 mi (2,712.50 km) |
| Los Barrios to Shumen | 1,778.48 mi (2,862.18 km) |
| Los Barrios to Silistra | 1,800.43 mi (2,897.50 km) |
| Los Barrios to Sliven | 1,744.95 mi (2,808.23 km) |
