| Heswall to Popovo | 1,498.65 mi (2,411.85 km) |
| Heswall to Provadia | 1,553.53 mi (2,500.16 km) |
| Heswall to Radnevo | 1,532.22 mi (2,465.86 km) |
| Heswall to Radomir | 1,405.14 mi (2,261.35 km) |
| Heswall to Rakitovo | 1,474.52 mi (2,373.01 km) |
| Heswall to Rakovski | 1,494.89 mi (2,405.80 km) |
| Heswall to Razgrad | 1,502.25 mi (2,417.64 km) |
| Heswall to Razlog | 1,455.46 mi (2,342.34 km) |
| Heswall to Ruse | 1,467.74 mi (2,362.10 km) |
| Heswall to Samokov | 1,438.08 mi (2,314.36 km) |
| Heswall to Sandanski | 1,463.11 mi (2,354.65 km) |
| Heswall to Sevlievo | 1,468.21 mi (2,362.86 km) |
| Heswall to Shumen | 1,529.35 mi (2,461.25 km) |
| Heswall to Silistra | 1,508.11 mi (2,427.07 km) |
| Heswall to Sliven | 1,531.17 mi (2,464.17 km) |
