| Portlethen to Robertsville (New Jersey) | 3,310.75 mi (5,328.14 km) |
| Portlethen to Robinson (Texas) | 4,599.95 mi (7,402.90 km) |
| Portlethen to Robstown (Texas) | 4,824.36 mi (7,764.06 km) |
| Portlethen to Rochester (Michigan) | 3,512.15 mi (5,652.25 km) |
| Portlethen to Rochester (Minnesota) | 3,765.21 mi (6,059.53 km) |
| Portlethen to Rochester (New Hampshire) | 3,045.72 mi (4,901.61 km) |
| Portlethen to Rochester (New York) | 3,292.86 mi (5,299.34 km) |
| Portlethen to Rochester Hills (Michigan) | 3,514.53 mi (5,656.09 km) |
| Portlethen to Rock Hill (South Carolina) | 3,834.09 mi (6,170.37 km) |
| Portlethen to Rock Island (Illinois) | 3,832.91 mi (6,168.47 km) |
| Portlethen to Rock Springs (Wyoming) | 4,425.22 mi (7,121.70 km) |
| Portlethen to Rockford (Illinois) | 3,740.20 mi (6,019.26 km) |
| Portlethen to Rockledge (Florida) | 4,178.88 mi (6,725.25 km) |
| Portlethen to Rocklin (California) | 4,929.87 mi (7,933.85 km) |
| Portlethen to Rockport (Texas) | 4,790.05 mi (7,708.84 km) |
