https://about.usps.com/publications/pub32/pub32_terms.htm
Postal Terms. Z. Term. Abbreviation/Acronym. Definition. ... accounting support for postal activities. Each ASC specializes in one or more functions: Minneapolis, MN, payroll; San Mateo, CA, accounts payable, assets, and Centralized Account Processing System ... Casual employees are no longer appointed only for the holidays. HR. …