| Orchard Valley Golf Course | Aurora | Illinois |  United States of America | inactive |
| Orchard View Golf Course | Ruthven | Ontario |  Canada | inactive |
| Orchard/Grove | Gibsonia | Pennsylvania | United States of America | inactive |
| Orchard/Logo | Newnan | Georgia | United States of America | inactive |
| Orchardleigh Golf Club | Frome | Somerset |  England | inactive |
| Orchards Golf Club | Belleville | Illinois | United States of America | inactive |
| Orchards Golf Course | Milford | Connecticut | United States of America | inactive |
| Orchid | Gelang Patah | Johor |  Malaysia | inactive |
| Orchid | Karawang | West Java |  Indonesia | inactive |
| Orchid | Yona | Guam |  Guam | inactive |
| Orchid Country Club | Singapore | Singapore |  Singapore | inactive |
| Orchid Island Golf and Beach Club | Vero Beach | Florida | United States of America | inactive |
| Ord Golf Club | Ord | Nebraska | United States of America | inactive |
| Ordino Golf Club | La Cortinada - Ordino | Andorra |  Andorra | inactive |
| Örebro City Golf & Country Club - Gustavsvik | Örebro | Örebro |  Sweden | inactive |
| Örebro City Golf & Country Club - Mosjö | Mosjö | Örebro | Sweden | inactive |
| Oregon City Golf Club | Oregon City | Oregon | United States of America | inactive |
| Oregon Country Club | Oregon | Illinois | United States of America | inactive |
| Oregon Trail Country Club | Soda Springs | Idaho | United States of America | inactive |
| Öregrunds Golfklubb | Östhammar | Uppsala | Sweden | inactive |
| Örestads Golfklubb | Lomma | Skåne | Sweden | inactive |
| Öresunds Golfklubb | Häljarp | Skåne | Sweden | inactive |
| Orford Golf Club | Orford | Tasmania |  Australia | inactive |
| Orgill Park Golf Course | Millington | Tennessee | United States of America | inactive |
| Orient (Xiamen) Golf & Country Club | Xiamen | Fujian |  China | inactive |
| Orient Double Eagle Golf Club | Fangshan | Beijing | China | inactive |
| Orient Golf (Macau) Club | Cotai Strip | Macao |  Macao | inactive |
| Orient Ningbo Golf and Country Club | Ningbo | Zhejiang | China | inactive |
| Orient Pearl Country Club (Beijing Ming Zhu) | Shunyi | Beijing | China | inactive |
| Orient Shanghai Golf and Country Club | Shanghai | Shanghai | China | inactive |
| Orient Tianxing Country Club | Chaoyang | Beijing | China | inactive |
| Orient Wenzhou Golf and Country Club | Wenzhou | Zhejiang | China | inactive |
| Orient Wuhan Golf Country and Club | Wuhan | Hubei | China | inactive |
| Oriental Golf Club | Kuchiyokawacho | Hyogo |  Japan | inactive |
| Oriental Sun City Golf Club | Shunyi | Beijing | China | inactive |
| Oriental Sunstar Golf Club | Baoshan | Hsinchu |  Taiwan | inactive |
| Oriental University City Golf Course | Langfang | Hebei | China | inactive |
| Oriente | Ayamonte | Andalucia |  Spain | inactive |
| Oriente | Roma | Lazio |  Italy | inactive |
| Original | Austin | Texas | United States of America | inactive |
| Original | Pleasant Lake | Michigan | United States of America | inactive |
| Original | Ellicott City | Maryland | United States of America | inactive |
| Original | San Pedro Garza Garcia | Nuevo Leon |  Mexico | inactive |
| Original | Trentham | New South Wales | Australia | inactive |
| Original ("The Winter Course") | East Falmouth | Massachusetts | United States of America | inactive |
| Original 18 | Elkhart Lake | Wisconsin | United States of America | inactive |
| Original 9 | Hobart | Wisconsin | United States of America | inactive |
| Origins Golf Club | WaterSound | Florida | United States of America | inactive |
| Orika Golf & Hotel Resort | Sorachi | Hokkaido | Japan | inactive |
| Orinda Country Club | Orinda | California | United States of America | inactive |