What document is used to verify the article number for accountable mail?

The document used to verify the article number for accountable mail is PS Form 3883-A. This form is specifically designed for tracking and confirming the delivery of accountable mail items, such as certified mail, registered mail, and insured mail. It provides all necessary information, including the article number, which is critical for ensuring the accurate handling and customer acknowledgment of such items.

In the context of mail handling and accountability, having a unique identifier for each piece of accountable mail is essential. This allows postal clerks and service personnel to manage and locate these items efficiently, ensuring they reach their intended recipients securely.

The other forms listed serve different purposes: PS Form 3801 is typically used for certified mail return receipts, PS Form 2996 is for requesting a hold on mail, and PS Form 3849 is a delivery notice for parcels where the recipient was unavailable to receive the item. Thus, they do not specifically address the verification of article numbers for accountable mail.