| Spanaway to Popovo | 5,901.13 mi (9,496.95 km) |
| Spanaway to Provadia | 5,932.99 mi (9,548.23 km) |
| Spanaway to Radnevo | 5,963.49 mi (9,597.30 km) |
| Spanaway to Radomir | 5,890.70 mi (9,480.16 km) |
| Spanaway to Rakitovo | 5,949.03 mi (9,574.04 km) |
| Spanaway to Rakovski | 5,946.29 mi (9,569.62 km) |
| Spanaway to Razgrad | 5,894.31 mi (9,485.98 km) |
| Spanaway to Razlog | 5,943.39 mi (9,564.97 km) |
| Spanaway to Ruse | 5,865.60 mi (9,439.77 km) |
| Spanaway to Samokov | 5,916.16 mi (9,521.14 km) |
| Spanaway to Sandanski | 5,959.86 mi (9,591.46 km) |
| Spanaway to Sevlievo | 5,901.67 mi (9,497.81 km) |
| Spanaway to Shumen | 5,917.81 mi (9,523.80 km) |
| Spanaway to Silistra | 5,869.43 mi (9,445.94 km) |
| Spanaway to Sliven | 5,945.99 mi (9,569.15 km) |
