| Selfoss to Popovo | 2,316.70 mi (3,728.37 km) |
| Selfoss to Provadia | 2,361.34 mi (3,800.21 km) |
| Selfoss to Radnevo | 2,367.17 mi (3,809.60 km) |
| Selfoss to Radomir | 2,266.71 mi (3,647.92 km) |
| Selfoss to Rakitovo | 2,331.65 mi (3,752.43 km) |
| Selfoss to Rakovski | 2,339.71 mi (3,765.40 km) |
| Selfoss to Razgrad | 2,314.76 mi (3,725.24 km) |
| Selfoss to Razlog | 2,319.68 mi (3,733.17 km) |
| Selfoss to Ruse | 2,282.02 mi (3,672.56 km) |
| Selfoss to Samokov | 2,296.24 mi (3,695.44 km) |
| Selfoss to Sandanski | 2,332.54 mi (3,753.86 km) |
| Selfoss to Sevlievo | 2,302.21 mi (3,705.05 km) |
| Selfoss to Shumen | 2,341.01 mi (3,767.49 km) |
| Selfoss to Silistra | 2,304.18 mi (3,708.22 km) |
| Selfoss to Sliven | 2,357.15 mi (3,793.47 km) |
