| Son Servera to Popovo | 1,207.54 mi (1,943.35 km) |
| Son Servera to Provadia | 1,267.04 mi (2,039.10 km) |
| Son Servera to Radnevo | 1,188.65 mi (1,912.95 km) |
| Son Servera to Radomir | 1,037.61 mi (1,669.87 km) |
| Son Servera to Rakitovo | 1,093.33 mi (1,759.54 km) |
| Son Servera to Rakovski | 1,139.19 mi (1,833.35 km) |
| Son Servera to Razgrad | 1,222.74 mi (1,967.81 km) |
| Son Servera to Razlog | 1,061.44 mi (1,708.23 km) |
| Son Servera to Ruse | 1,196.67 mi (1,925.86 km) |
| Son Servera to Samokov | 1,067.38 mi (1,717.78 km) |
| Son Servera to Sandanski | 1,051.46 mi (1,692.16 km) |
| Son Servera to Sevlievo | 1,149.55 mi (1,850.02 km) |
| Son Servera to Shumen | 1,242.31 mi (1,999.31 km) |
| Son Servera to Silistra | 1,263.44 mi (2,033.30 km) |
| Son Servera to Sliven | 1,209.87 mi (1,947.09 km) |
