| Davidson to Popovo | 5,320.89 mi (8,563.15 km) |
| Davidson to Provadia | 5,375.88 mi (8,651.64 km) |
| Davidson to Radnevo | 5,352.39 mi (8,613.84 km) |
| Davidson to Radomir | 5,219.30 mi (8,399.65 km) |
| Davidson to Rakitovo | 5,289.21 mi (8,512.16 km) |
| Davidson to Rakovski | 5,313.22 mi (8,550.80 km) |
| Davidson to Razgrad | 5,324.61 mi (8,569.14 km) |
| Davidson to Razlog | 5,267.56 mi (8,477.32 km) |
| Davidson to Ruse | 5,290.10 mi (8,513.59 km) |
| Davidson to Samokov | 5,252.98 mi (8,453.85 km) |
| Davidson to Sandanski | 5,272.53 mi (8,485.31 km) |
| Davidson to Sevlievo | 5,289.03 mi (8,511.87 km) |
| Davidson to Shumen | 5,351.71 mi (8,612.75 km) |
| Davidson to Silistra | 5,329.69 mi (8,577.30 km) |
| Davidson to Sliven | 5,352.69 mi (8,614.32 km) |
