| Gresham to Oak Harbor (Washington) | 193.28 mi (311.05 km) |
| Gresham to Oak Hills (Oregon) | 19.54 mi (31.45 km) |
| Gresham to Oak Lawn (Illinois) | 1,741.20 mi (2,802.19 km) |
| Gresham to Oak Park (California) | 805.63 mi (1,296.53 km) |
| Gresham to Oak Park (Illinois) | 1,735.25 mi (2,792.62 km) |
| Gresham to Oak Park (Michigan) | 1,943.45 mi (3,127.68 km) |
| Gresham to Oak Ridge (Florida) | 2,515.24 mi (4,047.89 km) |
| Gresham to Oak Ridge (New Jersey) | 2,395.69 mi (3,855.50 km) |
| Gresham to Oak Ridge (Tennessee) | 2,080.78 mi (3,348.68 km) |
| Gresham to Oakdale (California) | 541.07 mi (870.77 km) |
| Gresham to Oakdale (Minnesota) | 1,426.34 mi (2,295.47 km) |
| Gresham to Oakland (California) | 532.95 mi (857.70 km) |
| Gresham to Oakland (New Jersey) | 2,407.94 mi (3,875.20 km) |
| Gresham to Oakland Park (Florida) | 2,676.78 mi (4,307.86 km) |
| Gresham to Oakleaf Plantation (Florida) | 2,422.88 mi (3,899.25 km) |
