| Papenburg to Popovo | 1,091.05 mi (1,755.88 km) |
| Papenburg to Provadia | 1,142.42 mi (1,838.55 km) |
| Papenburg to Radnevo | 1,132.66 mi (1,822.85 km) |
| Papenburg to Radomir | 1,019.86 mi (1,641.30 km) |
| Papenburg to Rakitovo | 1,086.88 mi (1,749.17 km) |
| Papenburg to Rakovski | 1,100.17 mi (1,770.55 km) |
| Papenburg to Razgrad | 1,092.43 mi (1,758.10 km) |
| Papenburg to Razlog | 1,072.32 mi (1,725.74 km) |
| Papenburg to Ruse | 1,058.26 mi (1,703.11 km) |
| Papenburg to Samokov | 1,050.82 mi (1,691.13 km) |
| Papenburg to Sandanski | 1,083.65 mi (1,743.97 km) |
| Papenburg to Sevlievo | 1,067.58 mi (1,718.11 km) |
| Papenburg to Shumen | 1,119.48 mi (1,801.62 km) |
| Papenburg to Silistra | 1,092.40 mi (1,758.05 km) |
| Papenburg to Sliven | 1,127.35 mi (1,814.29 km) |
