| Oklahoma City to Norwich | 4,651.95 mi (7,486.60 km) |
| Oklahoma City to Nottingham | 4,551.51 mi (7,324.94 km) |
| Oklahoma City to Nuneaton | 4,553.43 mi (7,328.04 km) |
| Oklahoma City to Oadby | 4,565.59 mi (7,347.61 km) |
| Oklahoma City to Oakengates | 4,511.30 mi (7,260.24 km) |
| Oklahoma City to Oakham | 4,576.00 mi (7,364.36 km) |
| Oklahoma City to Oldbury | 4,533.53 mi (7,296.01 km) |
| Oklahoma City to Oldham | 4,497.33 mi (7,237.75 km) |
| Oklahoma City to Ollerton | 4,548.42 mi (7,319.97 km) |
| Oklahoma City to Olton | 4,543.52 mi (7,312.09 km) |
| Oklahoma City to Omagh | 4,276.61 mi (6,882.54 km) |
| Oklahoma City to Ormesby | 4,499.98 mi (7,242.02 km) |
| Oklahoma City to Ormskirk | 4,468.33 mi (7,191.08 km) |
| Oklahoma City to Orpington | 4,649.74 mi (7,483.04 km) |
| Oklahoma City to Ossett | 4,512.75 mi (7,262.58 km) |
