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Index/Topics/USPS Certified Mail Delivery

USPS Certified Mail Delivery

The process of verifying delivery of a USPS Certified Mail piece, including tracking and proof of delivery.

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Jan 19, 2026

A valid email is required

A valid email address must follow the standard local-part@domain structure defined in Internet standards and used by most services; practical checks include syntactic rules (one @, allowed characters,...

Jan 13, 2026

How do you see if USPS certified mail was delivered

To verify delivery of a USPS Certified Mail piece, enter its Certified Mail tracking number into the USPS Tracking tool on tools.usps.com or the USPS Mobile app and review the scan history and deliver...