| South Farmingdale to Popovo | 4,781.22 mi (7,694.63 km) |
| South Farmingdale to Provadia | 4,836.24 mi (7,783.17 km) |
| South Farmingdale to Radnevo | 4,812.77 mi (7,745.40 km) |
| South Farmingdale to Radomir | 4,679.94 mi (7,531.63 km) |
| South Farmingdale to Rakitovo | 4,749.84 mi (7,644.12 km) |
| South Farmingdale to Rakovski | 4,773.68 mi (7,682.49 km) |
| South Farmingdale to Razgrad | 4,784.96 mi (7,700.65 km) |
| South Farmingdale to Razlog | 4,728.31 mi (7,609.48 km) |
| South Farmingdale to Ruse | 4,750.45 mi (7,645.10 km) |
| South Farmingdale to Samokov | 4,713.59 mi (7,585.79 km) |
| South Farmingdale to Sandanski | 4,733.42 mi (7,617.70 km) |
| South Farmingdale to Sevlievo | 4,749.38 mi (7,643.39 km) |
| South Farmingdale to Shumen | 4,812.06 mi (7,744.26 km) |
| South Farmingdale to Silistra | 4,790.16 mi (7,709.02 km) |
| South Farmingdale to Sliven | 4,813.02 mi (7,745.81 km) |
