| Karhula to Oakley (California) | 5,402.46 mi (8,694.43 km) |
| Karhula to Oakton (Virginia) | 4,360.46 mi (7,017.48 km) |
| Karhula to Oakville (Missouri) | 4,740.36 mi (7,628.88 km) |
| Karhula to Oatfield (Oregon) | 4,919.93 mi (7,917.87 km) |
| Karhula to Ocala (Florida) | 5,078.98 mi (8,173.84 km) |
| Karhula to Ocean Acres (New Jersey) | 4,223.19 mi (6,796.57 km) |
| Karhula to Ocean City (New Jersey) | 4,260.02 mi (6,855.84 km) |
| Karhula to Ocean Pines (Maryland) | 4,327.21 mi (6,963.97 km) |
| Karhula to Ocean Pointe (Hawaii) | 6,776.01 mi (10,904.94 km) |
| Karhula to Ocean Springs (Mississippi) | 5,191.99 mi (8,355.70 km) |
| Karhula to Oceanside (California) | 5,650.99 mi (9,094.39 km) |
| Karhula to Oceanside (New York) | 4,153.18 mi (6,683.89 km) |
| Karhula to Ocoee (Florida) | 5,096.97 mi (8,202.78 km) |
| Karhula to Oconomowoc (Wisconsin) | 4,412.78 mi (7,101.69 km) |
| Karhula to Odenton (Maryland) | 4,332.60 mi (6,972.64 km) |
