| Fort Oglethorpe to Norwich | 4,213.38 mi (6,780.78 km) |
| Fort Oglethorpe to Nottingham | 4,109.74 mi (6,613.98 km) |
| Fort Oglethorpe to Nuneaton | 4,106.73 mi (6,609.15 km) |
| Fort Oglethorpe to Oadby | 4,120.60 mi (6,631.46 km) |
| Fort Oglethorpe to Oakengates | 4,063.85 mi (6,540.13 km) |
| Fort Oglethorpe to Oakham | 4,132.56 mi (6,650.71 km) |
| Fort Oglethorpe to Oldbury | 4,085.30 mi (6,574.66 km) |
| Fort Oglethorpe to Oldham | 4,058.96 mi (6,532.27 km) |
| Fort Oglethorpe to Ollerton | 4,109.36 mi (6,613.37 km) |
| Fort Oglethorpe to Olton | 4,095.17 mi (6,590.53 km) |
| Fort Oglethorpe to Omagh | 3,837.56 mi (6,175.95 km) |
| Fort Oglethorpe to Ormesby | 4,073.81 mi (6,556.16 km) |
| Fort Oglethorpe to Ormskirk | 4,028.37 mi (6,483.03 km) |
| Fort Oglethorpe to Orpington | 4,196.27 mi (6,753.24 km) |
| Fort Oglethorpe to Ossett | 4,077.01 mi (6,561.31 km) |
