| Cosham to Orangevale (California) | 5,270.76 mi (8,482.47 km) |
| Cosham to Orchards (Washington) | 4,909.64 mi (7,901.31 km) |
| Cosham to Orcutt (California) | 5,464.37 mi (8,794.05 km) |
| Cosham to Oregon (Ohio) | 3,778.60 mi (6,081.06 km) |
| Cosham to Oregon (Wisconsin) | 3,952.55 mi (6,361.02 km) |
| Cosham to Oregon City (Oregon) | 4,931.08 mi (7,935.80 km) |
| Cosham to Orem (Utah) | 4,879.51 mi (7,852.82 km) |
| Cosham to Orinda (California) | 5,346.04 mi (8,603.63 km) |
| Cosham to Orland Park (Illinois) | 3,954.14 mi (6,363.58 km) |
| Cosham to Orlando (Florida) | 4,310.41 mi (6,936.94 km) |
| Cosham to Ormond Beach (Florida) | 4,260.10 mi (6,855.97 km) |
| Cosham to Oro Valley (Arizona) | 5,282.58 mi (8,501.49 km) |
| Cosham to Oroville (California) | 5,234.67 mi (8,424.39 km) |
| Cosham to Oshkosh (Wisconsin) | 3,871.55 mi (6,230.66 km) |
| Cosham to Oskaloosa (Iowa) | 4,151.73 mi (6,681.56 km) |
