| Strood to Popovo | 1,318.00 mi (2,121.11 km) |
| Strood to Provadia | 1,374.55 mi (2,212.13 km) |
| Strood to Radnevo | 1,347.46 mi (2,168.52 km) |
| Strood to Radomir | 1,215.81 mi (1,956.65 km) |
| Strood to Rakitovo | 1,285.56 mi (2,068.91 km) |
| Strood to Rakovski | 1,308.35 mi (2,105.59 km) |
| Strood to Razgrad | 1,322.81 mi (2,128.86 km) |
| Strood to Razlog | 1,265.19 mi (2,036.12 km) |
| Strood to Ruse | 1,288.32 mi (2,073.35 km) |
| Strood to Samokov | 1,249.19 mi (2,010.38 km) |
| Strood to Sandanski | 1,271.73 mi (2,046.65 km) |
| Strood to Sevlievo | 1,284.30 mi (2,066.88 km) |
| Strood to Shumen | 1,349.79 mi (2,172.27 km) |
| Strood to Silistra | 1,332.41 mi (2,144.31 km) |
| Strood to Sliven | 1,348.38 mi (2,170.00 km) |
