Tech Guides
11/26/2025
PostalOne! Release 63.0.0.0 Mail.XML PrePROD WSDLs
Tech Guides
11/26/2025
PostalOne! Release 63.0.0.0 Mail.XML PROD WSDLs

This ZIP file contains the Web Services Description Language (WSDL) and XML Schema Definition (XSD) files for Mail.XML™ PROD Release 63.0.0.0

Tech Guides
11/26/2025
PostalOne! Release 63.0.0.0 Mail.XML CAT WSDLs

This ZIP file contains the Web Services Description Language (WSDL) and XML Schema Definition (XSD) files for Mail.XML™ CAT Release 63.0.0.0

Presentations
11/25/2025
2026 Mailing Promotions Webinar Slides
Presentations
11/25/2025
2026 Mailing Promotions Webinar
User Guides
11/25/2025
Quick Reference Guide: Bundle Preparation and Handling Recommendations

A guide to ensuring your bundles stay secure during transit.

Announcements
11/24/2025
DELIVERY: Central Area - Illinois 1 - Wilmette Post Office (60091) - Suspended
Announcements
11/24/2025
DELIVERY: Atlantic Area - Pennsylvania 1 District - Amity Post Office (15311) - Office Temporarily Suspended
Announcements
11/21/2025
PCC Voice Challenge - ThankfulforPCC
Data Files
11/21/2025
PTR Domestic Scan Events and Descriptions