| Mobile to Oakley (California) | 1,969.68 mi (3,169.89 km) |
| Mobile to Oakton (Virginia) | 834.57 mi (1,343.10 km) |
| Mobile to Oakville (Missouri) | 551.23 mi (887.12 km) |
| Mobile to Oatfield (Oregon) | 2,111.75 mi (3,398.53 km) |
| Mobile to Ocala (Florida) | 371.87 mi (598.46 km) |
| Mobile to Ocean Acres (New Jersey) | 999.07 mi (1,607.85 km) |
| Mobile to Ocean City (New Jersey) | 966.47 mi (1,555.38 km) |
| Mobile to Ocean Pines (Maryland) | 908.63 mi (1,462.31 km) |
| Mobile to Ocean Pointe (Hawaii) | 4,323.29 mi (6,957.67 km) |
| Mobile to Ocean Springs (Mississippi) | 44.01 mi (70.83 km) |
| Mobile to Oceanside (California) | 1,714.86 mi (2,759.81 km) |
| Mobile to Oceanside (New York) | 1,062.28 mi (1,709.58 km) |
| Mobile to Ocoee (Florida) | 421.03 mi (677.58 km) |
| Mobile to Oconomowoc (Wisconsin) | 858.49 mi (1,381.60 km) |
| Mobile to Odenton (Maryland) | 867.65 mi (1,396.36 km) |
