| Rocky River to Rheinbach | 4,044.72 mi (6,509.34 km) |
| Rocky River to Rheinberg | 4,001.52 mi (6,439.82 km) |
| Rocky River to Rheine | 4,009.05 mi (6,451.94 km) |
| Rocky River to Rheinfelden (Baden) | 4,182.69 mi (6,731.39 km) |
| Rocky River to Ribnitz-Damgarten | 4,125.09 mi (6,638.70 km) |
| Rocky River to Richterich | 4,004.79 mi (6,445.08 km) |
| Rocky River to Riedlingen | 4,228.43 mi (6,805.00 km) |
| Rocky River to Riegelsberg | 4,088.98 mi (6,580.57 km) |
| Rocky River to Rielasingen-Worblingen | 4,218.43 mi (6,788.90 km) |
| Rocky River to Riesa | 4,259.56 mi (6,855.10 km) |
| Rocky River to Rietberg | 4,062.32 mi (6,537.67 km) |
| Rocky River to Rinteln | 4,073.40 mi (6,555.50 km) |
| Rocky River to Ritterhude | 4,028.53 mi (6,483.29 km) |
| Rocky River to Rodenbach | 4,141.08 mi (6,664.43 km) |
| Rocky River to Rodental | 4,213.77 mi (6,781.41 km) |
