The Washington Suburban Sanitary Commission can be contacted via regular mail at 14501 Sweitzer Lane, Laurel, MD 20707, or by phone at 301-206-4001. Call Center hours are Monday through Friday from 7:30 a.m. to 7:00 p.m.
The WSSC is a water and wastewater utility that serves 1.8 million residents and 460,000 customer accounts in Prince George’s and Montgomery counties. The utility network is composed of approximately 5,600 miles of fresh water pipeline and over 5,400 miles of sewer pipeline. The utility’s mission and vision is to provide safe and reliable water and wastewater services through sustainable practices and financial responsibility.