Tag Archives: manifested mailings

ProShip Software Achieves MAC USPS Certification

ProShip® is one of the first software shipping engines in the country to be Manifest Analysis and Certification (MAC™) Cycle P Certified from the United States Post Office (USPS). This certification highlights ProShip’s commitment to offer the best carrier compliant, multi-carrier shipping software to its customers. The MAC™ Certification reinforces ProShip’s pledge to comply with the latest industry requirements. At

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