Contact Us


Membership and Dues inquiries: 202-470-2784 or text 202-849-9056

Certification: 202-524-8464

Conference or Clinic Inquiries: 202-470-2778

Sponsorship: 202-470-2783

Media Inquiries: 202-822-9491


**We Moved! As of August 1, 2017, CoSN is located at 1325 G St, NW, Suite 420, Washington, DC 20005**

Need directions? Click here for directions using Google Maps


Send payments to:  

CoSN (Consortium for School Networking)
Lockbox 75110
Baltimore, MD 21275-5110 


CoSN w-9