| Karhula to Orangevale (California) | 5,349.35 mi (8,608.95 km) |
| Karhula to Orchards (Washington) | 4,900.70 mi (7,886.91 km) |
| Karhula to Orcutt (California) | 5,591.79 mi (8,999.12 km) |
| Karhula to Oregon (Ohio) | 4,368.19 mi (7,029.92 km) |
| Karhula to Oregon (Wisconsin) | 4,445.51 mi (7,154.36 km) |
| Karhula to Oregon City (Oregon) | 4,924.63 mi (7,925.42 km) |
| Karhula to Orem (Utah) | 5,089.69 mi (8,191.07 km) |
| Karhula to Orinda (California) | 5,416.79 mi (8,717.49 km) |
| Karhula to Orland Park (Illinois) | 4,486.44 mi (7,220.23 km) |
| Karhula to Orlando (Florida) | 5,097.35 mi (8,203.40 km) |
| Karhula to Ormond Beach (Florida) | 5,040.87 mi (8,112.50 km) |
| Karhula to Oro Valley (Arizona) | 5,588.80 mi (8,994.31 km) |
| Karhula to Oroville (California) | 5,300.14 mi (8,529.75 km) |
| Karhula to Oshkosh (Wisconsin) | 4,359.09 mi (7,015.28 km) |
| Karhula to Oskaloosa (Iowa) | 4,624.19 mi (7,441.92 km) |
