| North Potomac to Reichenbach/Vogtland | 4,184.84 mi (6,734.85 km) |
| North Potomac to Reinbek | 4,019.95 mi (6,469.49 km) |
| North Potomac to Reinfeld | 4,019.56 mi (6,468.86 km) |
| North Potomac to Reinheim | 4,071.22 mi (6,551.99 km) |
| North Potomac to Reiskirchen | 4,048.66 mi (6,515.69 km) |
| North Potomac to Rellingen | 3,999.81 mi (6,437.08 km) |
| North Potomac to Remagen | 3,985.25 mi (6,413.64 km) |
| North Potomac to Remscheid | 3,967.21 mi (6,384.61 km) |
| North Potomac to Rendsburg | 3,976.28 mi (6,399.20 km) |
| North Potomac to Renningen | 4,107.14 mi (6,609.80 km) |
| North Potomac to Reutlingen | 4,127.30 mi (6,642.24 km) |
| North Potomac to Rhaude | 3,927.14 mi (6,320.13 km) |
| North Potomac to Rheda-Wiedenbruck | 3,992.23 mi (6,424.88 km) |
| North Potomac to Rhede | 3,929.78 mi (6,324.36 km) |
| North Potomac to Rheinau | 4,069.00 mi (6,548.41 km) |
