| Strongsville to Popovo | 5,079.22 mi (8,174.21 km) |
| Strongsville to Provadia | 5,131.67 mi (8,258.63 km) |
| Strongsville to Radnevo | 5,116.35 mi (8,233.97 km) |
| Strongsville to Radomir | 4,990.37 mi (8,031.22 km) |
| Strongsville to Rakitovo | 5,059.83 mi (8,143.02 km) |
| Strongsville to Rakovski | 5,079.94 mi (8,175.37 km) |
| Strongsville to Razgrad | 5,081.33 mi (8,177.62 km) |
| Strongsville to Razlog | 5,040.39 mi (8,111.73 km) |
| Strongsville to Ruse | 5,047.02 mi (8,122.40 km) |
| Strongsville to Samokov | 5,023.39 mi (8,084.37 km) |
| Strongsville to Sandanski | 5,047.39 mi (8,122.99 km) |
| Strongsville to Sevlievo | 5,051.91 mi (8,130.26 km) |
| Strongsville to Shumen | 5,108.43 mi (8,221.22 km) |
| Strongsville to Silistra | 5,081.78 mi (8,178.34 km) |
| Strongsville to Sliven | 5,113.78 mi (8,229.83 km) |
