| Gresham to Romeoville (Illinois) | 1,726.42 mi (2,778.41 km) |
| Gresham to Romulus (Michigan) | 1,940.34 mi (3,122.67 km) |
| Gresham to Ronkonkoma (New York) | 2,467.55 mi (3,971.14 km) |
| Gresham to Roosevelt (New York) | 2,449.22 mi (3,941.63 km) |
| Gresham to Rosamond (California) | 767.71 mi (1,235.50 km) |
| Gresham to Rosaryville (Maryland) | 2,350.34 mi (3,782.51 km) |
| Gresham to Roscoe (Illinois) | 1,664.00 mi (2,677.96 km) |
| Gresham to Rose Hill (Virginia) | 2,336.13 mi (3,759.63 km) |
| Gresham to Roseburg (Oregon) | 163.76 mi (263.55 km) |
| Gresham to Rosedale (California) | 719.02 mi (1,157.15 km) |
| Gresham to Rosedale (Maryland) | 2,348.67 mi (3,779.83 km) |
| Gresham to Roselle (Illinois) | 1,718.73 mi (2,766.03 km) |
| Gresham to Roselle (New Jersey) | 2,417.72 mi (3,890.95 km) |
| Gresham to Roselle Park (New Jersey) | 2,417.04 mi (3,889.86 km) |
| Gresham to Rosemead (California) | 822.82 mi (1,324.21 km) |
