| Keizer to Popovo | 6,046.10 mi (9,730.26 km) |
| Keizer to Provadia | 6,078.32 mi (9,782.12 km) |
| Keizer to Radnevo | 6,108.17 mi (9,830.16 km) |
| Keizer to Radomir | 6,034.31 mi (9,711.28 km) |
| Keizer to Rakitovo | 6,092.97 mi (9,805.68 km) |
| Keizer to Rakovski | 6,090.62 mi (9,801.91 km) |
| Keizer to Razgrad | 6,039.41 mi (9,719.50 km) |
| Keizer to Razlog | 6,087.06 mi (9,796.18 km) |
| Keizer to Ruse | 6,010.57 mi (9,673.08 km) |
| Keizer to Samokov | 6,059.96 mi (9,752.57 km) |
| Keizer to Sandanski | 6,103.38 mi (9,822.44 km) |
| Keizer to Sevlievo | 6,046.20 mi (9,730.42 km) |
| Keizer to Shumen | 6,063.01 mi (9,757.47 km) |
| Keizer to Silistra | 6,014.85 mi (9,679.97 km) |
| Keizer to Sliven | 6,090.88 mi (9,802.33 km) |
