FAQs
03/24/2026
Enterprise Payment System (EPS) FAQs

The Enterprise Payment System or EPS allows customers to pay for products and services through an Enterprise Payment Account (EPA) funded as an Automated Clearing House (ACH) Debit or Trust Account. The EPS payment account management provides enhanced security features, centralized balance and account management, and a self-service customer experience.

User Guides
03/23/2026
Customer Guide: Manage MGI Service Request Access and Ownership
FAQs
03/23/2026
Mail Growth Incentives FAQs
Data Files
03/23/2026
***Updated - New Areas*** - Area District 5-digit ZIP Codes (AREADIST_ZIP5.TXT)
Data Files
03/23/2026
City/State ZIP Code Weekly Compare
Data Files
03/23/2026
3 Digit ZIP/AISU Office List (AISUREPT.TXT)
Data Files
03/23/2026
AIS Congressional District File (CONG_DIST.TXT)
Data Files
03/23/2026
AIS County Name Table Layout (AISCNTY.TXT)
Data Files
03/23/2026
AMS County Name Table (COUNTY_NAME_TABLE.TXT)
Contact Lists
03/23/2026
AMS Address Report: AISU Mailing List (ADDRREPT.TXT)