| Mechernich to Popovo | 1,045.84 mi (1,683.11 km) |
| Mechernich to Provadia | 1,101.82 mi (1,773.20 km) |
| Mechernich to Radnevo | 1,077.49 mi (1,734.05 km) |
| Mechernich to Radomir | 949.88 mi (1,528.68 km) |
| Mechernich to Rakitovo | 1,019.21 mi (1,640.27 km) |
| Mechernich to Rakovski | 1,039.71 mi (1,673.25 km) |
| Mechernich to Razgrad | 1,050.21 mi (1,690.14 km) |
| Mechernich to Razlog | 1,000.38 mi (1,609.95 km) |
| Mechernich to Ruse | 1,015.69 mi (1,634.59 km) |
| Mechernich to Samokov | 982.77 mi (1,581.61 km) |
| Mechernich to Sandanski | 1,008.39 mi (1,622.85 km) |
| Mechernich to Sevlievo | 1,013.76 mi (1,631.49 km) |
| Mechernich to Shumen | 1,077.24 mi (1,733.64 km) |
| Mechernich to Silistra | 1,058.90 mi (1,704.13 km) |
| Mechernich to Sliven | 1,077.22 mi (1,733.62 km) |
