| Concord to Ratingen | 5,538.13 mi (8,912.77 km) |
| Concord to Ratzeburg | 5,505.65 mi (8,860.49 km) |
| Concord to Raubling | 5,873.20 mi (9,452.01 km) |
| Concord to Rauenberg | 5,699.23 mi (9,172.02 km) |
| Concord to Raunheim | 5,651.14 mi (9,094.64 km) |
| Concord to Ravensburg | 5,806.30 mi (9,344.33 km) |
| Concord to Recke | 5,503.10 mi (8,856.39 km) |
| Concord to Recklinghausen | 5,531.06 mi (8,901.39 km) |
| Concord to Regen | 5,832.53 mi (9,386.55 km) |
| Concord to Regensburg | 5,802.83 mi (9,338.74 km) |
| Concord to Regenstauf | 5,797.91 mi (9,330.84 km) |
| Concord to Rehau | 5,731.13 mi (9,223.36 km) |
| Concord to Rehburg-Loccum | 5,536.91 mi (8,910.79 km) |
| Concord to Rehlingen-Siersburg | 5,637.86 mi (9,073.26 km) |
| Concord to Reichelsheim | 5,678.24 mi (9,138.25 km) |
