| Russellville to Popovo | 5,800.88 mi (9,335.61 km) |
| Russellville to Provadia | 5,851.89 mi (9,417.70 km) |
| Russellville to Radnevo | 5,840.63 mi (9,399.59 km) |
| Russellville to Radomir | 5,718.02 mi (9,202.26 km) |
| Russellville to Rakitovo | 5,787.15 mi (9,313.52 km) |
| Russellville to Rakovski | 5,805.55 mi (9,343.13 km) |
| Russellville to Razgrad | 5,802.17 mi (9,337.70 km) |
| Russellville to Razlog | 5,768.64 mi (9,283.73 km) |
| Russellville to Ruse | 5,768.06 mi (9,282.80 km) |
| Russellville to Samokov | 5,750.71 mi (9,254.87 km) |
| Russellville to Sandanski | 5,776.41 mi (9,296.24 km) |
| Russellville to Sevlievo | 5,775.85 mi (9,295.33 km) |
| Russellville to Shumen | 5,829.19 mi (9,381.18 km) |
| Russellville to Silistra | 5,800.15 mi (9,334.44 km) |
| Russellville to Sliven | 5,836.71 mi (9,393.27 km) |
