| Knaresborough to Odessa (Texas) | 4,873.84 mi (7,843.68 km) |
| Knaresborough to Ogden (Utah) | 4,681.92 mi (7,534.82 km) |
| Knaresborough to Oildale (California) | 5,228.50 mi (8,414.45 km) |
| Knaresborough to Ojus (Florida) | 4,336.26 mi (6,978.54 km) |
| Knaresborough to Okemos (Michigan) | 3,662.07 mi (5,893.54 km) |
| Knaresborough to Oklahoma City (Oklahoma) | 4,506.60 mi (7,252.67 km) |
| Knaresborough to Okmulgee (Oklahoma) | 4,444.12 mi (7,152.11 km) |
| Knaresborough to Olathe (Kansas) | 4,231.25 mi (6,809.53 km) |
| Knaresborough to Old Jamestown (Missouri) | 4,068.06 mi (6,546.91 km) |
| Knaresborough to Oldsmar (Florida) | 4,327.02 mi (6,963.67 km) |
| Knaresborough to Olean (New York) | 3,465.81 mi (5,577.69 km) |
| Knaresborough to Olive Branch (Mississippi) | 4,248.84 mi (6,837.84 km) |
| Knaresborough to Olivehurst (California) | 5,089.38 mi (8,190.56 km) |
| Knaresborough to Olney (Maryland) | 3,550.29 mi (5,713.64 km) |
| Knaresborough to Olympia (Washington) | 4,661.08 mi (7,501.28 km) |
