| Birmingham | Birmingham Area Linux Users Group |
| Mobile | South Alabama Linux Users Group |
| Phoenix | PLUG |
| Berkeley | Berkeley Unix User Group |
| Camarillo | Ventura County Linux Users Group |
| Davis | Linux Users Group of Davis |
| Fremont | East Bay Linux User Group |
| Fullerton | Orange County LUG |
| Los Angeles (UCLA) | Linux Users Group at UCLA |
| Menlo Park | CABAL |
| Pasadena | San Gabriel Valley Linux Users Group |
| Sacramento | SacLUG |
| San Francisco | Bay Area Debian |
| San Francisco | Bay Area Linux Users Group |
| Sebastopol | North Bay Linux Users Group |
| Silicon Valley | SVLUG |
| Stockton | Central Valley Area Linux Enthusiasts |
| Boulder | Boulder Linux Users Group |
| Denver | Colorado Linux Users & Enthusiasts |
| Fort Collins | North Colorado Linux Users Group |
| Davie | FLUX |
| Jacksonville | JaxLUG |
| Lake Worth | Palm Beach County Linux Users Group |
| Orlando | Greater Orlando Linux Users Group |
| Tampa | Suncoast Linux Users Group |
| Athens (UGA) | CHUGALUG |
| Atlanta | Atlanta Linux Enthusiasts |
| Atlanta (Georgia Tech) | Linux Users Group at Georgia Tech |
| Warner Robins | Middle Georgia LUG |
| Boise | Boise Linux User Group |
| Chicago | Chicago GNU/Linux User Group |
| Chicago | Windy City Linux Users Group |
| Fairview Heights | Southern Illinois Linux Users Group |
| Lake County | Central Lake County Linux Club |
| Palatine | NorthWest Chicagoland Linux User Group |
| Rockford | Rock River LUG |
| Rock Island | Quad Cities LUG |
| Springfield | Linux Users of Central Illinois |
| Urbana Champaign (ACM@UIUC) | UIUC GNU/Linux Users Group |
| Indianapolis | Central Indiana Linux Users Group |
| West Lafayette (Purdue U) | Purdue Linux Users Group |
| Lawrence | Kansas Unix & Linux Users Association |
| Bluegrass | Blue Grass Linux Users Group |
| Louisville | Louisville Linux Meetup Group |
| Bâton-Rouge | The Baton Rouge Linux User Group |
| Boston | Boston Linux & Unix |
| Boston | Free Software Foundation |
| Worcester | Worcester Linux Users Group |
| Dearborn Heights | Metro Detroit Linux Users Group |
| Kalamazoo | Kalamazoo Linux Users Group |
| Minneapolis | Twin Cities Linux Users Group |
| Northfield | NORLUG |
| Rochester | K-LUG |
| Bridgeton | Hazelwood Linux Users Group |
| Kansas City | Kansas City Linux User Group |
| Saint Louis | SLLUG |
| Gulfport | South Mississippi Linux Users Group |
| Bozeman | BozemanLUG |
| Durham / Raleigh / Chapel Hill | TriLUG |
| Greensboro | Triad Linux Users Group |
| Raleigh (NCSU) | OIT Campus Linux Services |
| Omaha | Omaha Linux User Group |
| Lebanon | Dartmouth-Lake Sunapee Linux User Group |
| Nashua | Greater New Hampshire Linux User Group |
| Las Vegas | Las Vegas Linux Geeks |
| Reno | Reno Linux Users Group |
| Reno | Reno Linux Users Group |
| Santa Fe | New Mexico GLUG |
| Scotch Plains | LUNICS |
| Albany | Capital District Linux Users Group |
| Brookhaven | Long Island Linux User Group |
| Buffalo | Western New York LUG |
| New York City | New Yorks Linux Users Group |
| Rochester | Linux User Group of Rochester |
| Syracuse | Syracuse Linux Users Group |
| Akron | Akron Linux Users Group |
| Canton | Canton Linux Enthusiasts |
| Cincinnati | Cincinnati Linux Users Group |
| Columbus | COLUG |
| Dayton | Dayton Linux Users Group |
| Toledo | Toledo Area Linux Users Group |
| Corvallis (OSU) | Oregon State University Open Source Lab |
| Eugene | Eugene Unix and GNU/Linux User Group |
| Portland | Portland Linux / Unix Group |
| Harrisburg | Central Pennsylvania Linux User Group |
| Philadelphia | Philadelphia area Linux User Group |
| Pittsburgh | Western Pennsylvania Linux Users Group |
| Columbia | ColaLUG |
| Greenville | Upstate Carolina Linux Users Group |
| Chattanooga | Chattanooga Unix Gnu Android LUG |
| Nashville | Nashville Linux Users Group |
| Austin | Austin Linux Meetup |
| Austin | Central Texas Linux Users Group |
| Corpus Christi | Corpus Christi TX Linux Users Group |
| Dallas (UTD) | LUG @ UT Dallas |
| Houston | Houston Linux |
| San Antonio | San Antonio Linux Users Group |
| Ogden | Ogden Area Linux Users Group |
| Provo | Provo Linux Users Group |
| Blacksburg (Virginia Tech) | Linux and Unix Users Group at Virginia Tech |
| Norfolk | TideWater Unix Users Group |
| Reston | Northern Virginia Area LUG |
| Richmond | Richmond VA Linux Users Group |
| Bellevue | Bellevue Linux Users Group |
| Bellingham | Bellingham Linux Users Group |
| Kennewick | Tri-Cities Linux Users Group |
| Seattle | Greater Seattle LUG |
| Spokane | Spokane Linux Users Group |
| La Crosse | La Crosse Linux Users Group |
| Madison | MadLUG |
| Milwaukee | Milwaukee Linux Users Group |