| Calhoun to Rheinbach | 4,500.05 mi (7,242.13 km) |
| Calhoun to Rheinberg | 4,460.11 mi (7,177.85 km) |
| Calhoun to Rheine | 4,471.54 mi (7,196.25 km) |
| Calhoun to Rheinfelden (Baden) | 4,626.30 mi (7,445.31 km) |
| Calhoun to Ribnitz-Damgarten | 4,600.05 mi (7,403.07 km) |
| Calhoun to Richterich | 4,459.69 mi (7,177.18 km) |
| Calhoun to Riedlingen | 4,677.18 mi (7,527.19 km) |
| Calhoun to Riegelsberg | 4,538.72 mi (7,304.36 km) |
| Calhoun to Rielasingen-Worblingen | 4,664.44 mi (7,506.69 km) |
| Calhoun to Riesa | 4,725.61 mi (7,605.14 km) |
| Calhoun to Rietberg | 4,524.13 mi (7,280.89 km) |
| Calhoun to Rinteln | 4,537.46 mi (7,302.34 km) |
| Calhoun to Ritterhude | 4,495.90 mi (7,235.45 km) |
| Calhoun to Rodenbach | 4,597.24 mi (7,398.54 km) |
| Calhoun to Rodental | 4,673.20 mi (7,520.79 km) |
