For more information, check out the links below: 

The Communication Workers of America
Homepage of CWA, the largest telecommunications union in the United States.

Ver.di
Homepage of the union that represents Deutche Telekom workers, which includes T-Mobile workers in Germany.

CWA's Union Organizing Resource
All about union organizing and how a union can help you get more dignity on the job.

CWA Online Job Training Center
CWA offers its members free training in a variety of areas to help members advance their careers.