National Treasury Employees Union (NTEU) 52
- Includes bylaws, membership information, and legislative updates.
- http://nteu52.hypermart.net/

IAMAW Lone Star Lodge 2208
- Located in Bedford. Includes a calendar of events, profiles of the staff, information about labor laws, and newsletters. Affiliated with the International Association of Machinists and Aerospace Workers.
- http://www.iam2208.org/

NATCA Local BPT
- Located in Beaumont. Includes legislative updates and photos. Affiliated with the National Air Traffic Controllers Association.
- http://bpt.natca.org/

Texas Municipal Police Association
- Open to all Texas peace officers. Includes a list of services, membership application, FAQ, staff profiles, and a calendar of events.
- http://www.tmpa.org/

Texas Highway Patrol Association
- Includes magazine, membership information and benefits, and museum.
- http://www.thpa.org/

Texas Department of Public Safety Officers Association
- Includes membership benefits, a list of programs, and a memorial to officers.
- http://www.dpsoa.com/

AFM Local 72-147
- Located in Arlington. Includes membership benefits, profiles of officers, information about collective bargaining agreements with area employers, and a newsletter. Affiliated with the American Federation of Musicians.
- http://www.musiciansdfw.org/

UFCW Local 540
- Texas's largest local union, representing 10,000 food and commercial workers in Dallas, El Paso, Amarillo, Paris and surrounding areas.
- http://www.ufcw540.org/

TWU Local 555
- Represents employees at Southwest Airlines in Texas.
- http://www.twu555.org/

Transport Workers Union Local 513
- Represents employees of American Airlines in Southlake, TX.
- http://www.twu513.org/

National Treasury Employees Union Chapter 260
- Represents employees of the Federal Deposit Insurance Corporation in Dallas.
- http://www.nteu260.org/

National Treasury Employees Union 46
- Represents employees of the federal Treasury Department in Dallas and north Texas.
- http://www.nteu46.com/

National Association of Letter Carriers, Branch 28
- Represents over 4,000 letter carriers in Houston and the surrounding area.
- http://www.nalc283.org/

Texas State Teachers Association
- Union representing teachers who are affiliated with the National Education Association.
- http://www.tsta.org/

IATSE 127
- Unionized stage hands, entertainment and concert technicians in Dallas, TX.
- http://www.iatse127.org/

IUE Local 787
- Represents 600 workers at Alcatel and Rockwell manufacturing facilities in Richardson, Texas.
- http://home.swbell.net/iue787/

United Transportation Union Texas Legislative Board
- Lobbying arm of the UTU rail workers' union.
- http://www.ututx.org/

IATSE Local 51
- A16 member local with one retired in Galveston, TX, organized in May, 1899. Primarily a stage local, members work with props, lighting, flying apparatus and rigging, including hemp and counterweights, stage carpentry, set construction, grips, gaffers, sou
- http://www.iatse51.org/

Texas State Association of Fire Fighters
- Unionized firefighters in the state of Texas. Affiliated with the International Association of Fire Fighters.
- http://www.tsaff.org/

Communications Workers of America Local 6229
- Union representing telecommunications workers in Harlingen, TX.
- http://cwa6229.org

Texas State Employees Union
- Represents 9500 state workers in fifty-three state agencies, twenty-four university locations, and workers in local MHMR authorities, local and county government, and several private sector companies. Local 6186 of the Communications Workers of America.
- http://www.cwa-tseu.org/

Combined Law Enforcement Associations of Texas
- Largest state police association in Texas representing over 17,000 Texas peace officers. Affiliated with the AFL-CIO.
- http://www.cleat.org/

Texas Nurses Association
- A statewide membership-based association for registered nurses. Offer practice, educational, and legislative services.
- http://www.texasnurses.org/

Texas Federation of Teachers
- Represents 27,000 members in 23 locals and is the Texas chapter of the American Federation of Teachers. Includes a poll, legislative updates, legal advice, and membership benefits.
- http://www.tft.org/

Texas AFL-CIO
- Representing trade unions in Texas.
- http://www.texasaflcio.org/