| Skelmersdale to Popovo | 1,490.08 mi (2,398.05 km) |
| Skelmersdale to Provadia | 1,544.60 mi (2,485.80 km) |
| Skelmersdale to Radnevo | 1,524.47 mi (2,453.40 km) |
| Skelmersdale to Radomir | 1,398.53 mi (2,250.72 km) |
| Skelmersdale to Rakitovo | 1,467.80 mi (2,362.19 km) |
| Skelmersdale to Rakovski | 1,487.56 mi (2,394.00 km) |
| Skelmersdale to Razgrad | 1,493.44 mi (2,403.46 km) |
| Skelmersdale to Razlog | 1,449.09 mi (2,332.09 km) |
| Skelmersdale to Ruse | 1,458.94 mi (2,347.94 km) |
| Skelmersdale to Samokov | 1,431.35 mi (2,303.53 km) |
| Skelmersdale to Sandanski | 1,457.04 mi (2,344.89 km) |
| Skelmersdale to Sevlievo | 1,460.31 mi (2,350.15 km) |
| Skelmersdale to Shumen | 1,520.55 mi (2,447.09 km) |
| Skelmersdale to Silistra | 1,498.62 mi (2,411.80 km) |
| Skelmersdale to Sliven | 1,523.00 mi (2,451.03 km) |
