| Fort Washington to Romeoville (Illinois) | 618.29 mi (995.04 km) |
| Fort Washington to Romulus (Michigan) | 411.92 mi (662.92 km) |
| Fort Washington to Ronkonkoma (New York) | 250.88 mi (403.75 km) |
| Fort Washington to Roosevelt (New York) | 226.21 mi (364.05 km) |
| Fort Washington to Rosamond (California) | 2,276.26 mi (3,663.28 km) |
| Fort Washington to Rosaryville (Maryland) | 9.98 mi (16.07 km) |
| Fort Washington to Roscoe (Illinois) | 678.71 mi (1,092.28 km) |
| Fort Washington to Rose Hill (Virginia) | 6.60 mi (10.62 km) |
| Fort Washington to Roseburg (Oregon) | 2,406.18 mi (3,872.38 km) |
| Fort Washington to Rosedale (California) | 2,317.59 mi (3,729.81 km) |
| Fort Washington to Rosedale (Maryland) | 48.92 mi (78.72 km) |
| Fort Washington to Roselle (Illinois) | 624.39 mi (1,004.86 km) |
| Fort Washington to Roselle (New Jersey) | 197.23 mi (317.40 km) |
| Fort Washington to Roselle Park (New Jersey) | 197.54 mi (317.91 km) |
| Fort Washington to Rosemead (California) | 2,287.64 mi (3,681.60 km) |
