| Unicov to Odessa (Texas) | 5,688.54 mi (9,154.82 km) |
| Unicov to Ogden (Utah) | 5,433.82 mi (8,744.89 km) |
| Unicov to Oildale (California) | 5,968.61 mi (9,605.55 km) |
| Unicov to Ojus (Florida) | 5,174.89 mi (8,328.18 km) |
| Unicov to Okemos (Michigan) | 4,489.81 mi (7,225.65 km) |
| Unicov to Oklahoma City (Oklahoma) | 5,325.11 mi (8,569.94 km) |
| Unicov to Okmulgee (Oklahoma) | 5,265.69 mi (8,474.31 km) |
| Unicov to Olathe (Kansas) | 5,047.83 mi (8,123.69 km) |
| Unicov to Old Jamestown (Missouri) | 4,894.12 mi (7,876.32 km) |
| Unicov to Oldsmar (Florida) | 5,168.58 mi (8,318.03 km) |
| Unicov to Olean (New York) | 4,302.55 mi (6,924.28 km) |
| Unicov to Olive Branch (Mississippi) | 5,082.51 mi (8,179.51 km) |
| Unicov to Olivehurst (California) | 5,802.89 mi (9,338.84 km) |
| Unicov to Olney (Maryland) | 4,391.13 mi (7,066.85 km) |
| Unicov to Olympia (Washington) | 5,334.18 mi (8,584.53 km) |
