| Rhyl to Devnya | 1,572.60 mi (2,530.86 km) |
| Rhyl to Dimitrovgrad | 1,545.05 mi (2,486.52 km) |
| Rhyl to Dobrich | 1,568.81 mi (2,524.76 km) |
| Rhyl to Dospat | 1,507.52 mi (2,426.12 km) |
| Rhyl to Dupnitsa | 1,439.03 mi (2,315.89 km) |
| Rhyl to Elhovo | 1,577.88 mi (2,539.35 km) |
| Rhyl to Etropole | 1,447.75 mi (2,329.93 km) |
| Rhyl to Gabrovo | 1,498.63 mi (2,411.82 km) |
| Rhyl to Gorna Oryahovitsa | 1,501.67 mi (2,416.71 km) |
| Rhyl to Gotse Delchev | 1,494.73 mi (2,405.53 km) |
| Rhyl to Harmanli | 1,562.01 mi (2,513.82 km) |
| Rhyl to Haskovo | 1,548.97 mi (2,492.83 km) |
| Rhyl to Ihtiman | 1,458.20 mi (2,346.74 km) |
| Rhyl to Isperih | 1,522.45 mi (2,450.15 km) |
| Rhyl to Kardzhali | 1,553.96 mi (2,500.86 km) |
