**Please note** All orders must be placed online - click here for ordering instructions. Addgene does not accept orders by phone/fax/email.
75 Sidney Street, Suite 550A
Cambridge, MA 02139
Phone: +1 617-225-9000
(9:00 am to 5:00 pm EST Mon.-Fri.)
Fax: +1 888-734-0533 (For Domestic US)
Fax: +1 617-300-8688 (For International or Domestic US)
Visitors, Deliveries, and Couriers: Addgene is located on
the fifth floor of 75 Sidney Street.
Frequently Asked Questions (FAQ)
If you have a question about ordering, depositing, MTAs, or working with your plasmid from Addgene, browse our FAQ page or search our FAQs by using the button at the lower-right corner of your screen.
Beijing Zhongyuan, Ltd.
Learn more about ordering from China.
For more information about ordering outside of the US, please see our International Orders page.
We would like to hear from you. Comments or suggestions will help improve our service. Please email them to firstname.lastname@example.org.