| Calhoun to Reichenbach/Vogtland | 4,710.36 mi (7,580.59 km) |
| Calhoun to Reinbek | 4,541.90 mi (7,309.49 km) |
| Calhoun to Reinfeld | 4,540.80 mi (7,307.72 km) |
| Calhoun to Reinheim | 4,599.07 mi (7,401.49 km) |
| Calhoun to Reiskirchen | 4,575.62 mi (7,363.75 km) |
| Calhoun to Rellingen | 4,521.72 mi (7,277.01 km) |
| Calhoun to Remagen | 4,512.80 mi (7,262.65 km) |
| Calhoun to Remscheid | 4,494.04 mi (7,232.45 km) |
| Calhoun to Rendsburg | 4,497.05 mi (7,237.31 km) |
| Calhoun to Renningen | 4,636.02 mi (7,460.96 km) |
| Calhoun to Reutlingen | 4,656.35 mi (7,493.68 km) |
| Calhoun to Rhaude | 4,450.93 mi (7,163.09 km) |
| Calhoun to Rheda-Wiedenbruck | 4,517.75 mi (7,270.62 km) |
| Calhoun to Rhede | 4,455.92 mi (7,171.12 km) |
| Calhoun to Rheinau | 4,598.25 mi (7,400.17 km) |
