You can buy or rent lists from third-party companies. These lists can be highly specific, targeting individuals based on demographics like age, income, interests, or whether they are new homeowners.
While the does not sell mailing lists or keep a database of residential or business customers for sale, it provides tools and services to help you target specific audiences. How to Get a Mailing List buy mailing list post office
You can search online for "mailing list providers" or "list brokers". Vendors like LeadsPlease and MailPros offer targeted options based on your specific criteria. You can buy or rent lists from third-party companies
USPS works with affiliate vendors who can manage the entire process, including providing a mailing list. Every Door Direct Mail® (EDDM®) - USPS | PostalPro How to Get a Mailing List You can
If you do not have your own customer list, you must typically look outside of the Post Office to acquire one.