The lawmakers called on company officials to "return to the bargaining table in good faith and without delay" to end a three-week-old work stoppage.

Members of the Teamsters Local 25 union have been on strike since July 1, causing trash pickup delays in more than a dozen Greater Boston communities.

More than 20 days after unionized sanitation workers walked off the job in 14 Massachusetts communities, Gov. Maura Healey on Wednesday reiterated her call for Republic Services to "resolve" the labor dispute.