Libraries Using Twitter:

• Abington Library
  
• ACLA Libraries (NY)
  
• Ada Library
• Ada Community Library - Hidden Springs Branch (ID)
• Akron-Summit County Public Library
• Alaska State Library (AK)
• Alsip Marrionette Park Public Library (IL)
• Althenaeum Library (CA)
  
• Anderson Community Library
• Ann Arbor District Library
  
• Arapahoe Library District - Teen News (CO)
• Arizona State Univeristy’s Library Channel
• Asbury College (KY)
• AskColorado Information Services from CO Libraries
• Austin Public Library

• Bangor Public Library (ME)
• Barrington Area Library Teen Zone (IL)
• Bartlesville Public Library (OK)
  
• Bellingham Technical College Library (WA)
• Bernardsville Public Library (NJ)
• Binghamton University Libraries
• Birmingham Public Library (AL)
  
• Bluffton Public Library
• Boerne Public Library (TX)
  
• Boise Public Library (ID)
• Boise State University Albertsons Library
• Boscobel Library (WI)
• Bothell Library (WA)
• Boyertown Community Library (PA)
  
• Brooklyn Public Library
• Brooklyn Public Library, Saratoga Branch (NY)

• Camas Library (WA)
• Canton Public Library (MI)
• Camden County College Library (NJ)
• Cape May County Library (NJ)
• Carborro Public Library Cybrary (NC)
  
• Carnegie Public Library of East Liverpool (OH)
• Carnegie Public Library of East Liverpool (OH) - CLPicks (for weekly recommendations)
  
• Carnegie Library (PA)
• Cass County Public Library (MI)
  
• Cherryfield Public Library (ME)
• Chili Public Library (NY)
  
• City of Casa Grande Public Library
• Claremont County Public Library (OH)
  
• Cleveland Public Library
• CMRLS Public Library (MS)
• Cold Spring Harbor Library (NY)
• College of DuPage Library Secrets Program
• College of the Redwoods Library (CA)
• College of William and Mary Earl Gregg Swem Library (VA)
  
• Columbus Metropolitan Library (OH)
• Cornell University Olin Library (NY)
  
• Corvallis-Benton County Public Library
• Creekview High School Library (aka The Unquiet Library) (GA)
  

• Danbury Public Library
• District of Columbia (DC) Public Library
  
• Denver Public Library (CO)
• Denver Public Library News (CO)
• Denver Public Library - eVolver DPL Teens
  
• Devereaux Library, South Dakota School of Mines
  
• Dickison College Waidner Spahr Library
• Douglas County Library (CO)
  
• Douglas County Library - local music at Parker branch of DCL (CO)
• Duke University Perkins Library Reference (NC)
  
• Duxbury Free Library (MA)

• East Los Angeles College Library
  
• Elmhurst College A.C. Buehler Library
• Enoch Pratt Free Library (MD)
• Evanston Public Library (IL)

• Faulkner County Library (AR)
  
• Finksburg (Caroll County Public) Library (MD)
  
• Flenniken Public Library (PA)
  
• Florence Library (MS)
• Free Library of Philadelphia
• Freed Hardeman University Library
  
• Fox River Grove Memorial Library

• Garden City Public Library (ID)
• Glendale Public Library (AZ)
• Geneva Public Library (IL)
• Grabill Public Library (IN)
• Grabill Public Library Teens (IN)
  
• Grand Canyon University Library (AZ)
• Grand County Library (CO)
• Grand Rapids Public Library
• Greene County Public Library
  
• Greenfield Public Library
  
• Groton Library (NY)

• Hamden Public Library (CT)
• Harris County Public Library (TX)
• Hennepin County Library (MN)
• Henry County Public Library (KY)
• Hibbing Public Library (MN)
• Highland Park Public Library Library Gerbils (IL)
  
• Hillside Junior High School Library
  
• Hinsdale Public Library
  
• Homewood Public Library (AL)
  
• Houston Community College Libraries
  
• Houston Public Library
• Howard Community College Library (MD)
  
• Hubbell Library

• Indiana University Purdue University Fort Wayne Walter E. Helmke Library

• Jackson District Library (MI)
• James J. Hill Reference Library (MN)
• Jimmy Carter Presidential Library (GA)
• John C. Freemont Library (CO)
  
• Johnson County Library (KS) (for Adult features) & Johnson County Library TeenScene (for Teen features)
  

• Kansas City, Kansas Public Library
• Kansas City Public Library
• Kenton Library
• Kitsap Regional Library (WA)

• Lakewood Public Library (OH)
  
• Lapeer District Library
• Lee County Library (SC)
• Leeward Community College Library (HI)
  
• Lester Public Library (WI)
  
• Lewiston Public Library (ME)
• LBJ Library
• Library of Congress
• Livingston Park County Public Library (MT)
• Lunar & Planetary Institute Library

• Maine State Library
• Manchester City Library (NH)
• Mark and Emily Turner Memorial Library (ME)
• Massachusettes Institute of Technology (MIT) Libraries
• Massachusettes Trial Law Library
• Massillon Public Library
  
• Mason City Public Library (IA)
  
• Mercer University Jack Tarver Library
• Metropolitan Library System (OK)
• Maui Community College Library
• Miami University Libraries (OH)
• Michigan State University Libraries
• Mifflin Community Library (PA)
  
• Millis Public Library (MA)
• Missouri Regional River Library
• Monroe County Library (NY)
  
• Montana State University Library
  

• Nashville Public Library (TN)
• Natchez Library (MS)
  
• National Agriculture Library (USDA)
  
• National Press Club Library
• NCLIVE (library consortium in North Carolina)
  
• Nebraska Library Commission
• New Carslile Public Library (OH)
  
• New College/USF Sarasota-Manatee Campus Jane Bancroft Cook Library (FL)
  
• New York Public Library (NY)
• North IRC Library (FL)
  
• North Tonawanda Public Library (NY)
  
• Northern Maine Community College
  
• North Carolina State Engineering Library
  
• Northeastern Illinois University Library
• Northwestern University Library
  
• NSLS

• Oak Grove Public Library (MS)
• Oklahoma State University Library
  
• Orange County Public Library (CA)
• Oshkosh Public Library (WI)

• Pace University Law School Library
  
• Palm Beach County Library
  
• Paris Carnegie Public Library (IL)
  
• Pasadena City College Shatford Library
• Pierce County Library (WA)
• Pikes Peak Library District (CO)
  
• Plano Library (TX)
  
• Plymouth District Library (MI)
  
• Pennsylvania State University Libraries
• Portland Community College Library
  
• Post University Traurig Library
• Providence Public Library
• Provisions Library (DC)
  

• Randolf Public Library
  
• Rapid City Public Library
  
• Reading Area Community College Yocum Library (PA)
• Reed Library
  
• Rigefield Public Library (NJ)
  
• Roanoke County Library
• Rocky River Public Lirary

• Salt Lake City Public Library (UT)
• Santa Barbara City College Luria Library
• Santa Fe Public Library
• Scarborough Library Outreach, Shepherd University (WV)
• Scranton (Albright Memorial) Library
• Shawnee State University Clark Memorial Library
• Shepherd University Scarborough Library
  
• Shoreline Public Library (WA)
  
• Simmons College Library
  
• Skokie Public Library
• Skyline High School Library
• Sno-Isle Libraries (NE)
  
• Somers Library (NY)
• Sonoma County Library (CA)
  
• South Amboy/Sadie Pope Dowdell Public Library (NJ)
• South Carolina State Library (SC)
• South Dakota School of Mines, Deveraux Library
• Southfield Public Library (MI)
• South Salem Lyon Library
• South Sioux City Public Library (NE)
  
• Sprague Public Library (CT)
• Stanford Graduate School of Business Jackson Library
• Stillwater Library
• Sun Microsystems Library/Management Group
• Swans Island Library (ME)
  

• Takoma Park Library (MD)
  
• Thomas Ford Library (IL)
  
• Tompkins Cortland Community College Library (NY)
• Tonganoxie Public Library (KS)
  
• Topeka Library (KS)
  
• Trinity University Coates Library
• Trinity College Raether Library
  
• Tripp City Library

• Union University Schaffer Library (NY)
  
• University of Alabama, Huntsville
• University of Alabama Lister Hill Library
• University of California, Berkeley Doe & Moffit Libraries Data Lab
  
• University of California, San Diego Science & Engineering Library
  
• University of California, San Francisco
  
• University of Colorado, Boulder, Libraries
  
• University of Denver, Penrose Library (CO)
• University of Illinois Undergraduate Library
• University of Kansas at Edwards Campus - Regents Center Library
• University of Maine Fogler Library
• University of Main at Presque Isle
• University of Massachusettes, Amherst W.E.B. Du Bois Library Learning Commons
• University of Massachusettes, Dartmouth Claire T. Carney Library
• University of Mary Washington CGPS Library
• University of Maryland Ask us Now
• University of Michigan Dentistry Library
• University of Minnesota Science & Engineering Walter Library
• University of Nebraska Library Computers
• University of Nebraska, Lincoln Law Library
  
• University of Nebraska, Omaha Library
  
• University of Nevada Architecture Studies Library
• University of North Carolina, Wilmington Randall Library
  
• University of Notre Dame (London)
  
• University of San Francisco Gleeson Library
  
• University of South Florida Polytechnic Library
• University of Texas MD Anderson Cancer Center Research Medical Library
  
• University of Richmond Boatwright Memorial Library
• University of Vermont Library
• University of Virginia Fine Arts Library
  
• University of Wisconsin-Whitewater Library
• University of Wyoming W.R. Coe Library

• Waldo Community Library (KS)
  
• Waltham Public Library
• Washburn Memorial Library (ME)
• Washington Centerville Public Library (OH)
• Washington State University Libraries (Pullman)
• Washington State University Library (Spokane)
  
• Waterford Public Library (NY)
  
• Waubonsee Community College Library - new
• Westerville Public Library (OH)
  
• Westlake Porter Public Library
  
• West Palm Beach Library
  
• Westport Public Library
• West Connecticut State University Library
  
• West Springfield Public Library
• Whitman Public Library (MA)
  
• Windward Community College Library (HI)
• Woodstock Public Library (IL)
  

• Yale Law Library
• Yale Sciences Library