| Biddeford to Rheinbach | 3,508.76 mi (5,646.81 km) |
| Biddeford to Rheinberg | 3,469.73 mi (5,583.98 km) |
| Biddeford to Rheine | 3,482.53 mi (5,604.59 km) |
| Biddeford to Rheinfelden (Baden) | 3,633.73 mi (5,847.92 km) |
| Biddeford to Ribnitz-Damgarten | 3,618.24 mi (5,823.00 km) |
| Biddeford to Richterich | 3,468.34 mi (5,581.75 km) |
| Biddeford to Riedlingen | 3,684.80 mi (5,930.12 km) |
| Biddeford to Riegelsberg | 3,546.47 mi (5,707.50 km) |
| Biddeford to Rielasingen-Worblingen | 3,671.90 mi (5,909.35 km) |
| Biddeford to Riesa | 3,737.90 mi (6,015.56 km) |
| Biddeford to Rietberg | 3,534.80 mi (5,688.71 km) |
| Biddeford to Rinteln | 3,549.05 mi (5,711.64 km) |
| Biddeford to Ritterhude | 3,509.18 mi (5,647.48 km) |
| Biddeford to Rodenbach | 3,606.09 mi (5,803.44 km) |
| Biddeford to Rodental | 3,682.90 mi (5,927.06 km) |
