| Olafsfjordur Golf Course | Olafsfjordur | Northeast |  Iceland | inactive |
| Olalla Valley Golf Course | Toledo | Oregon |  United States of America | inactive |
| Øland Golfklub | Brovst | Nordjylland |  Denmark | inactive |
| Ölands Golfklubb | Löttorp | Kalmar |  Sweden | inactive |
| Olandsbygdens Golfklubb | Alunda | Uppsala | Sweden | inactive |
| Olathea Golf Course | Le Claire | Iowa | United States of America | inactive |
| Olazabal | Dongguan | Guangdong |  China | inactive |
| Old | New Richmond | Wisconsin | United States of America | inactive |
| Old | Hot Springs | Virginia | United States of America | inactive |
| Old | Hot Springs | Virginia | United States of America | inactive |
| Old | Whitney | Texas | United States of America | inactive |
| Old | Garland | Texas | United States of America | inactive |
| Old | Sarver | Pennsylvania | United States of America | inactive |
| Old | Bethlehem | Pennsylvania | United States of America | inactive |
| Old | Lake Orion | Michigan | United States of America | inactive |
| Old | Indianapolis | Indiana | United States of America | inactive |
| Old | Half Moon Bay | California | United States of America | inactive |
| Old | Mierlo | Noord-Brabant |  Netherlands | inactive |
| Old | Wonju | Gangwon |  South Korea | inactive |
| Old | Yongin | Gyeonggi | South Korea | inactive |
| Old | Goyang | Gyeonggi | South Korea | inactive |
| Old | Goyang | Gyeonggi | South Korea | inactive |
| Old | Otawara | Tochigi |  Japan | inactive |
| Old | Kells | Meath |  Ireland | inactive |
| Old | Bogor | West Java |  Indonesia | inactive |
| Old | Sheung Shui | North |  Hong Kong | inactive |
| Old | Forest Row | East Sussex |  England | inactive |
| Old | Epsom | Surrey | England | inactive |
| Old | New Malden | Surrey | England | inactive |
| Old | Walton On The Hill | Surrey | England | inactive |
| Old | Morpeth | Northumberland | England | inactive |
| Old | Leckford | Hampshire | England | inactive |
| Old | Morfa Nefyn | Gwynedd | Wales | inactive |
| Old | St. Andrews | Fife | Scotland | inactive |
| Old | Arbroath | Angus | Scotland | inactive |
| Old | Bad Lippspringe | North Rhine-Westphalia |  Germany | inactive |
| Old | Luedersburg | Lower Saxony | Germany | inactive |
| Old | Zierenberg | Hesse | Germany | inactive |
| Old | Bad Homburg | Hesse | Germany | inactive |
| Old | Weiherhof-Gessertshausen | Bavaria | Germany | inactive |
| Old | Čeladná | Moravskoslezský |  Czech Republic | inactive |
| Old | Shanghai | Shanghai | China | inactive |
| Old | Shanghai | Shanghai | China | inactive |
| Old | Upper Beaconsfield | Victoria |  Australia | inactive |
| Old | Cape Schanck | Victoria | Australia | inactive |
| Old | Corowa | New South Wales | Australia | inactive |
| Old 9 | La Salle | Ontario |  Canada | inactive |
| Old American Golf Club | The Colony | Texas | United States of America | inactive |
| Old Avalon Golf Course | Warren | Ohio | United States of America | inactive |
| Old Back Nine Golf Course | Bend | Oregon | United States of America | inactive |