| East Ridge to Popovo | 5,518.99 mi (8,881.95 km) |
| East Ridge to Provadia | 5,572.84 mi (8,968.61 km) |
| East Ridge to Radnevo | 5,553.09 mi (8,936.83 km) |
| East Ridge to Radomir | 5,423.00 mi (8,727.47 km) |
| East Ridge to Rakitovo | 5,492.78 mi (8,839.78 km) |
| East Ridge to Rakovski | 5,515.11 mi (8,875.71 km) |
| East Ridge to Razgrad | 5,521.96 mi (8,886.74 km) |
| East Ridge to Razlog | 5,472.06 mi (8,806.42 km) |
| East Ridge to Ruse | 5,487.51 mi (8,831.30 km) |
| East Ridge to Samokov | 5,456.43 mi (8,781.27 km) |
| East Ridge to Sandanski | 5,477.89 mi (8,815.81 km) |
| East Ridge to Sevlievo | 5,489.18 mi (8,833.98 km) |
| East Ridge to Shumen | 5,549.08 mi (8,930.39 km) |
| East Ridge to Silistra | 5,524.84 mi (8,891.36 km) |
| East Ridge to Sliven | 5,552.08 mi (8,935.22 km) |
