| Ross on Wye to Popovo | 1,454.16 mi (2,340.24 km) |
| Ross on Wye to Provadia | 1,510.62 mi (2,431.11 km) |
| Ross on Wye to Radnevo | 1,483.64 mi (2,387.69 km) |
| Ross on Wye to Radomir | 1,351.59 mi (2,175.17 km) |
| Ross on Wye to Rakitovo | 1,421.38 mi (2,287.49 km) |
| Ross on Wye to Rakovski | 1,444.44 mi (2,324.61 km) |
| Ross on Wye to Razgrad | 1,458.91 mi (2,347.89 km) |
| Ross on Wye to Razlog | 1,400.78 mi (2,254.34 km) |
| Ross on Wye to Ruse | 1,424.41 mi (2,292.36 km) |
| Ross on Wye to Samokov | 1,385.04 mi (2,229.00 km) |
| Ross on Wye to Sandanski | 1,407.08 mi (2,264.48 km) |
| Ross on Wye to Sevlievo | 1,420.51 mi (2,286.09 km) |
| Ross on Wye to Shumen | 1,485.89 mi (2,391.32 km) |
| Ross on Wye to Silistra | 1,468.17 mi (2,362.80 km) |
| Ross on Wye to Sliven | 1,484.59 mi (2,389.22 km) |
