Seyfarth Shaw, a Pledge Partner of the MBA Lawyers Eco-Challenge, is now the fifth location in the state to serve as a collection center for the cell phone recycling program, which has so far collected 180 phones and 276 accessories.

The firm held its own nationwide cell phone recycling drive, the first of its kind, in celebration of Earth Day in April. More than 450 phones were collected from Seyfarth offices nationwide, including 58 phones from the Boston office that were donated to the Eco-Challenge recycling program. The Boston office also collected 72 accessories.

Working and broken cell phones, batteries and accessories from all service providers are accepted in conjunction with Verizon Wireless' HopeLine program. Cell phones can be dropped off at the following locations:

• Seyfarrth Shaw, Two Seaport Lane, Boston;
• MBA headquarters, 20 West St., Boston;
• MBA western Massachusetts office, 73 State St., Springfield;
• CLF's Massachusetts headquarters, 62 Summer St., Boston; and
• The Green Roundtable's NEXUS Green Building Resource Center, 38 Chauncy St., 7th Floor, Boston.