| Frederick to Rodgau | 4,059.35 mi (6,532.89 km) |
| Frederick to Roding | 4,229.92 mi (6,807.40 km) |
| Frederick to Rodinghausen | 3,978.46 mi (6,402.72 km) |
| Frederick to Roetgen | 3,933.55 mi (6,330.43 km) |
| Frederick to Rommerskirchen | 3,942.50 mi (6,344.84 km) |
| Frederick to Ronnenberg | 4,021.77 mi (6,472.42 km) |
| Frederick to Rosbach vor der Hohe | 4,043.66 mi (6,507.64 km) |
| Frederick to Rosdorf | 4,055.26 mi (6,526.30 km) |
| Frederick to Rosenheim | 4,258.89 mi (6,854.02 km) |
| Frederick to Rosrath | 3,965.84 mi (6,382.40 km) |
| Frederick to Rossdorf | 4,058.97 mi (6,532.27 km) |
| Frederick to Rosstal | 4,158.33 mi (6,692.19 km) |
| Frederick to Rostock | 4,062.83 mi (6,538.49 km) |
| Frederick to Rotenburg an der Fulda | 4,063.54 mi (6,539.64 km) |
| Frederick to Roth | 4,171.52 mi (6,713.41 km) |
