| Ekeren to Provadia | 1,209.14 mi (1,945.92 km) |
| Ekeren to Radnevo | 1,185.50 mi (1,907.89 km) |
| Ekeren to Radomir | 1,057.85 mi (1,702.44 km) |
| Ekeren to Rakitovo | 1,127.22 mi (1,814.08 km) |
| Ekeren to Rakovski | 1,147.79 mi (1,847.18 km) |
| Ekeren to Razgrad | 1,157.60 mi (1,862.98 km) |
| Ekeren to Razlog | 1,108.25 mi (1,783.56 km) |
| Ekeren to Ruse | 1,123.08 mi (1,807.42 km) |
| Ekeren to Samokov | 1,090.77 mi (1,755.43 km) |
| Ekeren to Sandanski | 1,116.10 mi (1,796.18 km) |
| Ekeren to Sevlievo | 1,121.72 mi (1,805.24 km) |
| Ekeren to Shumen | 1,184.66 mi (1,906.52 km) |
| Ekeren to Silistra | 1,165.56 mi (1,875.79 km) |
| Ekeren to Sliven | 1,185.08 mi (1,907.20 km) |
| Ekeren to Smolyan | 1,169.33 mi (1,881.85 km) |
