| Recklinghausen to Popovo | 1,052.14 mi (1,693.26 km) |
| Recklinghausen to Provadia | 1,106.30 mi (1,780.41 km) |
| Recklinghausen to Radnevo | 1,088.25 mi (1,751.36 km) |
| Recklinghausen to Radomir | 966.84 mi (1,555.98 km) |
| Recklinghausen to Rakitovo | 1,035.35 mi (1,666.24 km) |
| Recklinghausen to Rakovski | 1,052.69 mi (1,694.14 km) |
| Recklinghausen to Razgrad | 1,055.23 mi (1,698.23 km) |
| Recklinghausen to Razlog | 1,018.39 mi (1,638.94 km) |
| Recklinghausen to Ruse | 1,020.75 mi (1,642.74 km) |
| Recklinghausen to Samokov | 998.97 mi (1,607.68 km) |
| Recklinghausen to Sandanski | 1,027.92 mi (1,654.28 km) |
| Recklinghausen to Sevlievo | 1,023.73 mi (1,647.54 km) |
| Recklinghausen to Shumen | 1,082.35 mi (1,741.87 km) |
| Recklinghausen to Silistra | 1,060.19 mi (1,706.22 km) |
| Recklinghausen to Sliven | 1,085.77 mi (1,747.37 km) |
