| Cockeysville to Popovo | 4,964.33 mi (7,989.32 km) |
| Cockeysville to Provadia | 5,019.01 mi (8,077.31 km) |
| Cockeysville to Radnevo | 4,996.66 mi (8,041.35 km) |
| Cockeysville to Radomir | 4,864.66 mi (7,828.91 km) |
| Cockeysville to Rakitovo | 4,934.53 mi (7,941.36 km) |
| Cockeysville to Rakovski | 4,957.91 mi (7,978.98 km) |
| Cockeysville to Razgrad | 4,967.84 mi (7,994.97 km) |
| Cockeysville to Razlog | 4,913.26 mi (7,907.12 km) |
| Cockeysville to Ruse | 4,933.34 mi (7,939.44 km) |
| Cockeysville to Samokov | 4,898.25 mi (7,882.96 km) |
| Cockeysville to Sandanski | 4,918.59 mi (7,915.71 km) |
| Cockeysville to Sevlievo | 4,933.11 mi (7,939.07 km) |
| Cockeysville to Shumen | 4,994.95 mi (8,038.60 km) |
| Cockeysville to Silistra | 4,972.34 mi (8,002.21 km) |
| Cockeysville to Sliven | 4,996.53 mi (8,041.14 km) |
