Contact Lists
02/02/2026
AMS Address Report: AISU Mailing List (ADDRREPT.TXT)
Data Files
02/02/2026
AISU ZIP Code Record and AISU Address Record Descriptions (AISULOUT.TXT)
Data Files
02/02/2026
AISU ZIP Code File (AISUZIPS.TXT)
Data Files
02/02/2026
AISU Contact Information (AISUADDR.TXT)
Data Files
02/02/2026
Area District Finance File Specification (AREA_DIST_LAYOUT.TXT)
Data Files
02/02/2026
Area District Finance File (AREADIST.TXT)
Data Files
02/02/2026
Area/District 3-digit and 5-digit ZIP Code Assignments (AREA_DIST_ZIP.TXT)
Contact Lists
02/02/2026
NCOALink® Full Service Provider Licensees

This document contains information about NCOALink® Full Service Provider Licensees. These service providers receive 48 months of change-of-address (COA) data from the USPS® on a weekly basis.

Contact Lists
02/02/2026
NCOALink® Certified Software Developers

This document contains contact information for NCOALink® Certified Software Developers.

Contact Lists
02/02/2026
NCOALink® Licensed Interface Distributors

This document contains contact information for NCOALink® Licensed Interface Distributors.