| Kumla to Popovo | 1,186.86 mi (1,910.07 km) |
| Kumla to Provadia | 1,218.66 mi (1,961.25 km) |
| Kumla to Radnevo | 1,250.65 mi (2,012.73 km) |
| Kumla to Radomir | 1,192.46 mi (1,919.08 km) |
| Kumla to Rakitovo | 1,244.71 mi (2,003.17 km) |
| Kumla to Rakovski | 1,236.71 mi (1,990.29 km) |
| Kumla to Razgrad | 1,179.78 mi (1,898.68 km) |
| Kumla to Razlog | 1,243.50 mi (2,001.21 km) |
| Kumla to Ruse | 1,151.38 mi (1,852.96 km) |
| Kumla to Samokov | 1,214.21 mi (1,954.08 km) |
| Kumla to Sandanski | 1,262.41 mi (2,031.65 km) |
| Kumla to Sevlievo | 1,190.20 mi (1,915.44 km) |
| Kumla to Shumen | 1,203.25 mi (1,936.45 km) |
| Kumla to Silistra | 1,155.48 mi (1,859.57 km) |
| Kumla to Sliven | 1,232.01 mi (1,982.73 km) |
