| Blythe to Popovo | 6,573.20 mi (10,578.54 km) |
| Blythe to Provadia | 6,614.50 mi (10,645.01 km) |
| Blythe to Radnevo | 6,626.67 mi (10,664.60 km) |
| Blythe to Radomir | 6,528.87 mi (10,507.20 km) |
| Blythe to Rakitovo | 6,593.69 mi (10,611.51 km) |
| Blythe to Rakovski | 6,600.78 mi (10,622.93 km) |
| Blythe to Razgrad | 6,569.91 mi (10,573.25 km) |
| Blythe to Razlog | 6,581.83 mi (10,592.44 km) |
| Blythe to Ruse | 6,538.06 mi (10,522.00 km) |
| Blythe to Samokov | 6,558.35 mi (10,554.64 km) |
| Blythe to Sandanski | 6,594.56 mi (10,612.91 km) |
| Blythe to Sevlievo | 6,562.02 mi (10,560.54 km) |
| Blythe to Shumen | 6,595.56 mi (10,614.53 km) |
| Blythe to Silistra | 6,554.75 mi (10,548.85 km) |
| Blythe to Sliven | 6,615.00 mi (10,645.81 km) |
