Why It Is Needed:

USPS Form 1583 authorizes a CMRA (commercial mail receiving agent) to receive mail on the customer’s behalf. The completed form is required before anyone can give you a mailbox.

Filling Out Form 1583:

The form is broken down into three sections: the CMRA information, the mailbox and owner information, and optionally the business information.

Acceptable IDs:
Following is a list of acceptable IDs as listed on the form: