| Long Island National Golf Club | Riverhead | New York |  United States of America | inactive |
| Long Island Village Golf Course | Port Isabel | Texas | United States of America | inactive |
| Long Lake Country Club | St. David | Maine | United States of America | inactive |
| Long Meadow Golf Club | Lowell | Massachusetts | United States of America | inactive |
| Long Meadow/Pine Valley | Rotonda West | Florida | United States of America | inactive |
| Long Prairie Country Club | Long Prairie | Minnesota | United States of America | inactive |
| Long Reef Golf Club | Collaroy | New South Wales |  Australia | inactive |
| Long Run Golf Course | Louisville | Kentucky | United States of America | inactive |
| Long Sutton Golf Club | Langport | Somerset |  England | inactive |
| Long Thanh Golf Club | Phuoc Tan | Ba Ria - Vung Tau |  Vietnam | inactive |
| Long Vien Golf Club | Dongphosy | Vientiane Prefecture |  Lao People's Democratic Republic | inactive |
| Longboat Key Club | Longboat Key | Florida | United States of America | inactive |
| Longbow Golf Club | Mesa | Arizona | United States of America | inactive |
| Longcliffe Golf Club | Loughborough | Leicestershire | England | inactive |
| Longeres | Vineuil-Saint-Firmin | Picardie |  France | inactive |
| Longest Hole/Waterfall | Locust Grove | Virginia | United States of America | inactive |
| Longford Golf Club | Longford | Tasmania | Australia | inactive |
| Longhi's Par 3 | Southwick | Massachusetts | United States of America | inactive |
| Longhills Golf Course | Benton | Arkansas | United States of America | inactive |
| Longhirst Hall Golf Club | Morpeth | Northumberland | England | inactive |
| Longlands Golf Course | Comox | British Columbia |  Canada | inactive |
| Longleaf Golf & Family Club | Southern Pines | North Carolina | United States of America | inactive |
| Longley Park Golf Club | Huddersfield | West Yorkshire | England | inactive |
| Longmeadow Country Club | Longmeadow | Massachusetts | United States of America | inactive |
| Longniddry Golf Club | Longniddry | East Lothian | Scotland | inactive |
| Longniddry Golf Club | Longniddry | East Lothian | Scotland | inactive |
| Longreach Golf Club | Longreach | Queensland | Australia | inactive |
| Longridge Golf Club | Longridge | Lancashire | England | inactive |
| Longshore Club Park Golf Club | Westport | Connecticut | United States of America | inactive |
| Longside Golf Club | Peterhead | Aberdeenshire | Scotland | inactive |
| Longsight Golf Club | Harwood | Greater Manchester | England | inactive |
| Longue Vue Club | Verona | Pennsylvania | United States of America | inactive |
| Longview Country Club | Longview | Washington | United States of America | inactive |
| Longview Country Club | Longview | Texas | United States of America | inactive |
| Longview Golf Course | Georgetown | Kentucky | United States of America | inactive |
| Longwood Country Club | Crete | Illinois | United States of America | inactive |
| Longwood Golf Club | Cypress | Texas | United States of America | inactive |
| Longwood Golf Course | Farmville | Virginia | United States of America | inactive |
| Longwood Social Golf Club | Longwood | Victoria | Australia | inactive |
| Longxi Hotspring Golf Club | Daxing | Beijing |  China | inactive |
| Longyard Golf Club | Tamworth | New South Wales | Australia | inactive |
| Lonkot Golf Course | Hofsos | Northwest |  Iceland | inactive |
| Lønne Golfklubb | Sannidal | Telemark |  Norway | inactive |
| Lonnie Poole Golf Course | Raleigh | North Carolina | United States of America | inactive |
| Lonsdale Golf Club | Point Lonsdale | Victoria | Australia | inactive |
| Looe Golf Club | Looe | Cornwall | England | inactive |
| Lookaway Golf Club | Buckingham | Pennsylvania | United States of America | inactive |
| Lookout Mountain Golf Club | Lookout Mountain | Georgia | United States of America | inactive |
| Lookout Mountain Golf Club | Phoenix | Arizona | United States of America | inactive |
| Lookout Point Golf Club | Fonthill | Ontario | Canada | inactive |