| Lake Grove to Popovo | 4,761.70 mi (7,663.22 km) |
| Lake Grove to Provadia | 4,816.74 mi (7,751.80 km) |
| Lake Grove to Radnevo | 4,793.19 mi (7,713.89 km) |
| Lake Grove to Radomir | 4,660.29 mi (7,500.02 km) |
| Lake Grove to Rakitovo | 4,730.19 mi (7,612.51 km) |
| Lake Grove to Rakovski | 4,754.07 mi (7,650.93 km) |
| Lake Grove to Razgrad | 4,765.46 mi (7,669.26 km) |
| Lake Grove to Razlog | 4,708.65 mi (7,577.84 km) |
| Lake Grove to Ruse | 4,730.94 mi (7,613.72 km) |
| Lake Grove to Samokov | 4,693.95 mi (7,554.18 km) |
| Lake Grove to Sandanski | 4,713.74 mi (7,586.03 km) |
| Lake Grove to Sevlievo | 4,729.81 mi (7,611.90 km) |
| Lake Grove to Shumen | 4,792.55 mi (7,712.87 km) |
| Lake Grove to Silistra | 4,770.71 mi (7,677.72 km) |
| Lake Grove to Sliven | 4,793.47 mi (7,714.34 km) |
