Massachusetts Labor and Workforce Development is Massachusetts official department for unemployment related issues. You can get their help on weekly UI claim, emergency unemployment compensation information update, and of couese TeleCert and WebCert system message.
Massachusetts Unemployment Department location and Phone Number
Division of Unemployment Assistance
for questions and issues related to Unemployment Insurance
Charles F. Hurley Building, 19 Staniford Street, Boston, MA 02114
Department of Industrial Accidents
for questions related to Workers’ Compensation
1 Congress Street, Suite 100, Boston, MA 02114-2017
(only Workers’ Compensation calls please)
Remember to visit at mass.gov before reaching out them directly to make the process more efficient.