| Conneaut to Odessa (Texas) | 1,383.16 mi (2,225.98 km) |
| Conneaut to Ogden (Utah) | 1,614.52 mi (2,598.32 km) |
| Conneaut to Oildale (California) | 2,104.17 mi (3,386.33 km) |
| Conneaut to Ojus (Florida) | 1,103.75 mi (1,776.31 km) |
| Conneaut to Okemos (Michigan) | 203.65 mi (327.74 km) |
| Conneaut to Oklahoma City (Oklahoma) | 1,014.49 mi (1,632.66 km) |
| Conneaut to Okmulgee (Oklahoma) | 937.16 mi (1,508.21 km) |
| Conneaut to Olathe (Kansas) | 777.70 mi (1,251.59 km) |
| Conneaut to Old Jamestown (Missouri) | 553.67 mi (891.05 km) |
| Conneaut to Oldsmar (Florida) | 966.06 mi (1,554.73 km) |
| Conneaut to Olean (New York) | 110.20 mi (177.35 km) |
| Conneaut to Olive Branch (Mississippi) | 694.75 mi (1,118.09 km) |
| Conneaut to Olivehurst (California) | 2,141.80 mi (3,446.90 km) |
| Conneaut to Olney (Maryland) | 265.73 mi (427.66 km) |
| Conneaut to Olympia (Washington) | 2,089.98 mi (3,363.49 km) |
