| Imperial to Oakley (California) | 495.43 mi (797.31 km) |
| Imperial to Oakton (Virginia) | 2,166.97 mi (3,487.40 km) |
| Imperial to Oakville (Missouri) | 1,464.69 mi (2,357.20 km) |
| Imperial to Oatfield (Oregon) | 945.84 mi (1,522.18 km) |
| Imperial to Ocala (Florida) | 1,986.99 mi (3,197.75 km) |
| Imperial to Ocean Acres (New Jersey) | 2,327.28 mi (3,745.39 km) |
| Imperial to Ocean City (New Jersey) | 2,311.08 mi (3,719.33 km) |
| Imperial to Ocean Pines (Maryland) | 2,284.25 mi (3,676.15 km) |
| Imperial to Ocean Pointe (Hawaii) | 2,710.63 mi (4,362.35 km) |
| Imperial to Ocean Springs (Mississippi) | 1,580.60 mi (2,543.73 km) |
| Imperial to Oceanside (California) | 104.05 mi (167.44 km) |
| Imperial to Oceanside (New York) | 2,360.29 mi (3,798.51 km) |
| Imperial to Ocoee (Florida) | 2,034.53 mi (3,274.26 km) |
| Imperial to Oconomowoc (Wisconsin) | 1,626.61 mi (2,617.77 km) |
| Imperial to Odenton (Maryland) | 2,199.41 mi (3,539.61 km) |
