The State Organization Index provides an alphabetical listing of government organizations, including commissions, departments, and bureaus.
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If you are no longer providing telecommunications services in Massachusetts, you need to file a certificate of withdrawal in addition to a final annual return statement. Even if the reported revenue is zero, you must still file a return stating zero revenue. If you are a competitive local exchange carrier provider, you must comply with the Department's mass migration requirements prior to filing a certificate of withdrawal.
Department of Telecommunications and Cable
1000 Washington Street, Suite 820
Boston, MA 02118