| Popovo to Ratzeburg | 1,002.52 mi (1,613.41 km) |
| Popovo to Raubling | 747.58 mi (1,203.11 km) |
| Popovo to Rauenberg | 928.24 mi (1,493.86 km) |
| Popovo to Raunheim | 957.17 mi (1,540.41 km) |
| Popovo to Ravensburg | 858.26 mi (1,381.24 km) |
| Popovo to Recke | 1,055.67 mi (1,698.93 km) |
| Popovo to Recklinghausen | 1,052.14 mi (1,693.26 km) |
| Popovo to Regen | 735.82 mi (1,184.19 km) |
| Popovo to Regensburg | 780.18 mi (1,255.57 km) |
| Popovo to Regenstauf | 781.46 mi (1,257.64 km) |
| Popovo to Rehau | 822.06 mi (1,322.98 km) |
| Popovo to Rehburg-Loccum | 1,004.35 mi (1,616.35 km) |
| Popovo to Rehlingen-Siersburg | 1,017.10 mi (1,636.87 km) |
| Popovo to Reichelsheim | 933.33 mi (1,502.06 km) |
| Popovo to Reichenbach/Vogtland | 824.45 mi (1,326.82 km) |
