| Hartselle to Popovo | 5,613.46 mi (9,033.99 km) |
| Hartselle to Provadia | 5,666.97 mi (9,120.10 km) |
| Hartselle to Radnevo | 5,648.30 mi (9,090.07 km) |
| Hartselle to Radomir | 5,519.09 mi (8,882.12 km) |
| Hartselle to Rakitovo | 5,588.82 mi (8,994.34 km) |
| Hartselle to Rakovski | 5,610.67 mi (9,029.51 km) |
| Hartselle to Razgrad | 5,616.22 mi (9,038.43 km) |
| Hartselle to Razlog | 5,568.36 mi (8,961.41 km) |
| Hartselle to Ruse | 5,581.80 mi (8,983.04 km) |
| Hartselle to Samokov | 5,552.44 mi (8,935.79 km) |
| Hartselle to Sandanski | 5,574.43 mi (8,971.18 km) |
| Hartselle to Sevlievo | 5,584.26 mi (8,986.99 km) |
| Hartselle to Shumen | 5,643.34 mi (9,082.08 km) |
| Hartselle to Silistra | 5,618.45 mi (9,042.02 km) |
| Hartselle to Sliven | 5,646.93 mi (9,087.85 km) |
