| Oatfield to Odessa (Texas) | 1,430.77 mi (2,302.60 km) |
| Oatfield to Ogden (Utah) | 606.66 mi (976.33 km) |
| Oatfield to Oildale (California) | 714.58 mi (1,150.01 km) |
| Oatfield to Ojus (Florida) | 2,692.00 mi (4,332.36 km) |
| Oatfield to Okemos (Michigan) | 1,887.05 mi (3,036.91 km) |
| Oatfield to Oklahoma City (Oklahoma) | 1,478.47 mi (2,379.37 km) |
| Oatfield to Okmulgee (Oklahoma) | 1,542.33 mi (2,482.13 km) |
| Oatfield to Olathe (Kansas) | 1,483.98 mi (2,388.24 km) |
| Oatfield to Old Jamestown (Missouri) | 1,704.12 mi (2,742.52 km) |
| Oatfield to Oldsmar (Florida) | 2,480.59 mi (3,992.12 km) |
| Oatfield to Olean (New York) | 2,188.39 mi (3,521.87 km) |
| Oatfield to Olive Branch (Mississippi) | 1,857.09 mi (2,988.69 km) |
| Oatfield to Olivehurst (California) | 440.76 mi (709.34 km) |
| Oatfield to Olney (Maryland) | 2,334.95 mi (3,757.74 km) |
| Oatfield to Olympia (Washington) | 113.49 mi (182.64 km) |
