Contact CHA

362 Green Street – 3rd floor
Cambridge, MA 02139
Main Telephone Number: (617) 864-3020
Informational Switchboard/Wait List: (617) 499-7041

Staff Directory

For a complete list of contacts, please visit the CHA Staff Directory.

Hours of Operation

  • CHA’s Central Office is open Monday through Friday from 8:30AM to 5PM. 

After-Hours Emergencies

  • After-Hours/Emergencies (Answering Service): 617.864.3020