| Mariestad to Oakley (California) | 5,283.82 mi (8,503.49 km) |
| Mariestad to Oakton (Virginia) | 4,013.82 mi (6,459.62 km) |
| Mariestad to Oakville (Missouri) | 4,450.28 mi (7,162.04 km) |
| Mariestad to Oatfield (Oregon) | 4,826.61 mi (7,767.68 km) |
| Mariestad to Ocala (Florida) | 4,720.51 mi (7,596.93 km) |
| Mariestad to Ocean Acres (New Jersey) | 3,867.48 mi (6,224.11 km) |
| Mariestad to Ocean City (New Jersey) | 3,903.81 mi (6,282.58 km) |
| Mariestad to Ocean Pines (Maryland) | 3,969.93 mi (6,388.99 km) |
| Mariestad to Ocean Pointe (Hawaii) | 6,888.67 mi (11,086.24 km) |
| Mariestad to Ocean Springs (Mississippi) | 4,867.20 mi (7,833.01 km) |
| Mariestad to Oceanside (California) | 5,492.48 mi (8,839.29 km) |
| Mariestad to Oceanside (New York) | 3,798.32 mi (6,112.81 km) |
| Mariestad to Ocoee (Florida) | 4,734.09 mi (7,618.79 km) |
| Mariestad to Oconomowoc (Wisconsin) | 4,132.14 mi (6,650.04 km) |
| Mariestad to Odenton (Maryland) | 3,984.12 mi (6,411.82 km) |
