03/20/2024
Informed Delivery Mail.XML Mailer Guide
This is a guide for submitting campaigns to PostalOne! via Mail.XML electronic documentation (eDoc).
03/20/2024
Informed Delivery Mail.dat Mailer Guide
This is a mailer guide for creating campaigns via PostalOne! through Mail.dat eDoc submission.
03/19/2024
MASS™ Technical Guide for Cycle O
This document provides a technical guide for MASS™ Cycle O. MASS™ is an extension of the CASS™ system.
03/19/2024
CASS™ Technical Guide for Cycle O
This document provides a technical guide for the CASS™ product. The CASS certification process is designed in cooperation with the mailing industry to improve the accuracy and deliverability of addresses for mail qualifying for postal discounts.
03/19/2024
MPE (Mail Processing Equipment) Service Provider Licensees
Marketing contact information for certified Mail Processing Equipment (MPE) licensees
03/19/2024
LACSLink® Developers (PDF)
This document contains a contact list of LACSLink® developers.
03/19/2024
LACSLink® Distributors (PDF)
This document contains the contact list of LACSLink® distributors.
03/18/2024
03/16/2024
03/15/2024