| Pia to Rheinberg | 632.05 mi (1,017.19 km) |
| Pia to Rheine | 691.53 mi (1,112.91 km) |
| Pia to Rheinfelden (Baden) | 408.56 mi (657.51 km) |
| Pia to Ribnitz-Damgarten | 905.31 mi (1,456.96 km) |
| Pia to Richterich | 576.51 mi (927.80 km) |
| Pia to Riedlingen | 490.15 mi (788.82 km) |
| Pia to Riegelsberg | 491.67 mi (791.27 km) |
| Pia to Rielasingen-Worblingen | 448.95 mi (722.51 km) |
| Pia to Riesa | 765.79 mi (1,232.42 km) |
| Pia to Rietberg | 676.45 mi (1,088.64 km) |
| Pia to Rinteln | 712.63 mi (1,146.87 km) |
| Pia to Ritterhude | 769.68 mi (1,238.68 km) |
| Pia to Rodenbach | 588.15 mi (946.53 km) |
| Pia to Rodental | 648.27 mi (1,043.29 km) |
| Pia to Rodgau | 576.82 mi (928.30 km) |
