| Brookside to Popovo | 4,919.35 mi (7,916.93 km) |
| Brookside to Provadia | 4,974.20 mi (8,005.20 km) |
| Brookside to Radnevo | 4,951.29 mi (7,968.33 km) |
| Brookside to Radomir | 4,818.84 mi (7,755.18 km) |
| Brookside to Rakitovo | 4,888.73 mi (7,867.65 km) |
| Brookside to Rakovski | 4,912.35 mi (7,905.67 km) |
| Brookside to Razgrad | 4,922.97 mi (7,922.76 km) |
| Brookside to Razlog | 4,867.32 mi (7,833.19 km) |
| Brookside to Ruse | 4,888.47 mi (7,867.23 km) |
| Brookside to Samokov | 4,852.47 mi (7,809.29 km) |
| Brookside to Sandanski | 4,872.53 mi (7,841.58 km) |
| Brookside to Sevlievo | 4,887.82 mi (7,866.18 km) |
| Brookside to Shumen | 4,950.08 mi (7,966.38 km) |
| Brookside to Silistra | 4,927.81 mi (7,930.55 km) |
| Brookside to Sliven | 4,951.35 mi (7,968.43 km) |
