Contact Lists
08/11/2022
CASS™ Software Manufacturers Data File Current Cycle: Certified Products Guide (D)

This document contains the CASS™/MASS™ certified vendors list for CASS™ software manufacturers current cycle (D).

Contact Lists
08/11/2022
CASS™ Software Manufacturers Current Cycle

This document contains the CASS™/MASS™ certified vendors list for CASS software manufacturers current cycle.

Contact Lists
08/11/2022
CASS™/MASS™ Certified Products Guide - All Sections Data Files Current Cycle

This document contains the certified vendors list for CASS™ and MASS™ products.

Data Files
08/11/2022
Z4 Info File

A downloadable ZIP file containing information related to the Z4 Info File

Data Files
08/11/2022
Early Warning System (EWS002C0.ZIP)

This document contains the Early Warning System data file for the CASS™ and MASS™ certification process.

 

Presentations
08/10/2022
Presentations
08/10/2022
Fact Sheets
08/10/2022
Full-Service Electronic Verification Automated Assessment Process Fact Sheet

In November 2016, the USPS began assessments for Full-Service Mail Quality Metrics determined to be over the established threshold in a calendar month. These assessments result in the removal of the Full-Service discount on those pieces exceeding the established threshold.

Contact Lists
08/10/2022
NCOALink® Limited Service Provider Licensees

This document provides a list of service providers and contact information for NCOALink®. These providers receive 18 months of change-of-address (COA) data on a weekly basis from the USPS®. For the full 48 months of COA data refer to the NCOALink Full Service Provider Licensees.