Central MA Area Local American Postal Workers Union AFL-CIO 326 Plantation Street Worcester, MA 01604 Telephone # 508-755-6833 Fax # 508-757-3206 The CMAL - APWU represents offices throughout Central Massachusetts, the hub being the City of Worcester. To the North we reach the border of New Hampshire. To the South we touch the borders of Connecticut and Rhode Island. To the West we reach out to ...