| Opelika to Norwich | 4,332.50 mi (6,972.49 km) |
| Opelika to Nottingham | 4,228.51 mi (6,805.13 km) |
| Opelika to Nuneaton | 4,224.53 mi (6,798.73 km) |
| Opelika to Oadby | 4,238.70 mi (6,821.53 km) |
| Opelika to Oakengates | 4,181.61 mi (6,729.66 km) |
| Opelika to Oakham | 4,250.94 mi (6,841.22 km) |
| Opelika to Oldbury | 4,202.85 mi (6,763.84 km) |
| Opelika to Oldham | 4,178.54 mi (6,724.71 km) |
| Opelika to Ollerton | 4,228.66 mi (6,805.37 km) |
| Opelika to Olton | 4,212.66 mi (6,779.62 km) |
| Opelika to Omagh | 3,957.63 mi (6,369.19 km) |
| Opelika to Ormesby | 4,195.66 mi (6,752.26 km) |
| Opelika to Ormskirk | 4,147.71 mi (6,675.10 km) |
| Opelika to Orpington | 4,312.44 mi (6,940.21 km) |
| Opelika to Ossett | 4,197.04 mi (6,754.49 km) |
