| Portland to Rodgau | 5,224.50 mi (8,408.02 km) |
| Portland to Roding | 5,357.74 mi (8,622.45 km) |
| Portland to Rodinghausen | 5,085.40 mi (8,184.16 km) |
| Portland to Roetgen | 5,122.50 mi (8,243.86 km) |
| Portland to Rommerskirchen | 5,112.69 mi (8,228.08 km) |
| Portland to Ronnenberg | 5,108.68 mi (8,221.63 km) |
| Portland to Rosbach vor der Hohe | 5,203.75 mi (8,374.63 km) |
| Portland to Rosdorf | 5,162.03 mi (8,307.49 km) |
| Portland to Rosenheim | 5,429.28 mi (8,737.59 km) |
| Portland to Rosrath | 5,132.41 mi (8,259.81 km) |
| Portland to Rossdorf | 5,230.63 mi (8,417.88 km) |
| Portland to Rosstal | 5,308.08 mi (8,542.54 km) |
| Portland to Rostock | 5,059.55 mi (8,142.56 km) |
| Portland to Rotenburg an der Fulda | 5,187.46 mi (8,348.41 km) |
| Portland to Roth | 5,322.03 mi (8,564.99 km) |
