Change my Billing Address
If you want your bills and other Suddenlink-related mail sent to an address other than your service address (such as a P.O. Box), you can set up a separate billing address.
To change your Billing Address, the person listed as the Account Holder can call or chat with a Suddenlink service Representative, visit a Suddenlink Store location* or mail/fax completed Billing Address Change Form to:
Altice USA
Attn: Shared Services
1111 Stewart Avenue
Bethpage, NY 11714
Fax: 516-803-1682
*Account Holder must supply a photo ID