Website address: https://www.zennioptical.com/
Phone Number: 1-800-211-2105
Email/contact form: service@zennioptical.com
Facebook page: https://www.facebook.com/ZenniOptical/
Twitter account: https://twitter.com/zennioptical
Mailing address: Zenni Optical, 448 Ignacio Blvd. #332, Novato, CA 94949