Updated November 18, 2019 19:13 How to contact Opendoor Seller Support Got a question but don't see the answer? Contact our support team at firstname.lastname@example.org. Related articles How to contact Opendoor Buyer Support How can I stop receiving mail from Opendoor? Can I negotiate the Opendoor offer? Why does Opendoor do a home condition assessment? When does my client’s Opendoor offer expire?