| Gahanna to Rheinbach | 4,151.18 mi (6,680.67 km) |
| Gahanna to Rheinberg | 4,108.51 mi (6,612.00 km) |
| Gahanna to Rheine | 4,116.69 mi (6,625.17 km) |
| Gahanna to Rheinfelden (Baden) | 4,287.19 mi (6,899.56 km) |
| Gahanna to Ribnitz-Damgarten | 4,234.72 mi (6,815.12 km) |
| Gahanna to Richterich | 4,111.16 mi (6,616.28 km) |
| Gahanna to Riedlingen | 4,333.83 mi (6,974.63 km) |
| Gahanna to Riegelsberg | 4,194.50 mi (6,750.40 km) |
| Gahanna to Rielasingen-Worblingen | 4,323.35 mi (6,957.77 km) |
| Gahanna to Riesa | 4,367.83 mi (7,029.34 km) |
| Gahanna to Rietberg | 4,169.86 mi (6,710.74 km) |
| Gahanna to Rinteln | 4,181.30 mi (6,729.16 km) |
| Gahanna to Ritterhude | 4,136.96 mi (6,657.79 km) |
| Gahanna to Rodenbach | 4,247.71 mi (6,836.03 km) |
| Gahanna to Rodental | 4,320.96 mi (6,953.92 km) |
