| Biddeford to Reichenbach/Vogtland | 3,721.03 mi (5,988.42 km) |
| Biddeford to Reinbek | 3,556.74 mi (5,724.02 km) |
| Biddeford to Reinfeld | 3,556.55 mi (5,723.71 km) |
| Biddeford to Reinheim | 3,607.57 mi (5,805.82 km) |
| Biddeford to Reiskirchen | 3,584.87 mi (5,769.30 km) |
| Biddeford to Rellingen | 3,536.62 mi (5,691.63 km) |
| Biddeford to Remagen | 3,521.54 mi (5,667.37 km) |
| Biddeford to Remscheid | 3,503.41 mi (5,638.20 km) |
| Biddeford to Rendsburg | 3,513.41 mi (5,654.28 km) |
| Biddeford to Renningen | 3,643.83 mi (5,864.18 km) |
| Biddeford to Reutlingen | 3,664.07 mi (5,896.75 km) |
| Biddeford to Rhaude | 3,463.54 mi (5,574.04 km) |
| Biddeford to Rheda-Wiedenbruck | 3,528.43 mi (5,678.46 km) |
| Biddeford to Rhede | 3,465.95 mi (5,577.91 km) |
| Biddeford to Rheinau | 3,605.88 mi (5,803.10 km) |
