| Fort Oglethorpe to Nyon | 4,589.53 mi (7,386.14 km) |
| Fort Oglethorpe to Oberriet | 4,699.67 mi (7,563.39 km) |
| Fort Oglethorpe to Obersiggenthal | 4,641.47 mi (7,469.72 km) |
| Fort Oglethorpe to Oberwil | 4,610.01 mi (7,419.09 km) |
| Fort Oglethorpe to Oberwingert | 4,660.25 mi (7,499.94 km) |
| Fort Oglethorpe to Oftringen | 4,631.27 mi (7,453.31 km) |
| Fort Oglethorpe to Olten | 4,629.52 mi (7,450.50 km) |
| Fort Oglethorpe to Onex | 4,590.03 mi (7,386.94 km) |
| Fort Oglethorpe to Opfikon | 4,654.56 mi (7,490.79 km) |
| Fort Oglethorpe to Ostermundigen | 4,624.82 mi (7,442.93 km) |
| Fort Oglethorpe to Payerne | 4,605.75 mi (7,412.25 km) |
| Fort Oglethorpe to Pfaffikon | 4,665.67 mi (7,508.67 km) |
| Fort Oglethorpe to Plan-les-Ouates | 4,591.26 mi (7,388.91 km) |
| Fort Oglethorpe to Pratteln | 4,615.95 mi (7,428.66 km) |
| Fort Oglethorpe to Prilly | 4,600.48 mi (7,403.75 km) |
