• Dedication. Duty. Devotion.

    Mass C.O.P. is the largest law enforcement union in Massachusetts. Our focus on the welfare of our police officers has resulted in unprecedented membership growth. We now represent over 4,250 members serving in more than 157 cities and towns in Massachusetts. Our long-term strategic planning and experienced staff has made us the most powerful and trusted law enforcement advocate in the Commonwealth of Massachusetts

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Law Enforcement Issues In The News

Sandulli Grace

Labor, The Law & Social Justice