Data Files
06/06/2023
2023 ZIP Code™ Split Listing (ZIPSPLIT) (Effective 7/01/2023)
Data Files
06/01/2023
May 2023 Nixie Volume

This spreadsheet contains the UAA statistics for May 2023.

Data Files
05/12/2023
Population Mobility Trends 12-Month Historical (CSV) Sample File
Data Files
05/12/2023
Priority Mail Service Standards Exceptions FY2023 Q3

This spreadsheet details Priority Mail service standards exceptions for Q3 FY2023. The file attached is compressed.

Data Files
05/12/2023
Population Mobility Trends Summary (CSV) Sample File
Data Files
05/12/2023
Population Mobility Trends 48-Month Historical (CSV) Sample File
Data Files
05/04/2023
Informed Visibility® Mail Tracking & Reporting (IV®-MTR) SFTP Server Certificate

This ZIP file includes the Secure File Transfer Protocol (SFTP) server certificate for the IV-MTR application at ivsftp.usps.com.

Data Files
05/01/2023
April 2023 Nixie Volume

This spreadsheet contains the UAA statistics for April 2023.

Data Files
04/21/2023
Occupancy Trends Congressional District Vacant File (TXT) Sample File
Data Files
04/21/2023
Occupancy Trends County Vacant File (TXT) Sample File
Data Files
04/21/2023
Occupancy Trends Route Vacant File (TXT) Sample File
Data Files
04/21/2023
Occupancy Trends ZIP Code Vacant File (TXT) Sample File
Data Files
04/20/2023
DSF2® Licensees Cycle N: Certified Products Guide - (Expires July 31, 2023)

This document contains the CASS™/MASS™ certified vendors list for DSF2® Licensees for Cycle N.

Data Files
04/20/2023
DPV® Licensees Data File Cycle N: Certified Products Guide (D) - (Expires July 31, 2023)

This document contains the CASS™/MASS™ certified vendors list for DPV® Licensees Data File for Cycle N.

Data Files
04/20/2023
RDI™ Cycle N: Certified Products Guide (D) - (Expires July 31, 2023)

This document outlines the CASS/MASS certified vendors list for RDI™ Cycle N.

Data Files
04/20/2023
DPV® Licensees Cycle N: Certified Products Guide - (Expires July 31, 2023)

This document contains the CASS™/MASS™ certified vendors list for DPV® Licensees Cycle N.

Data Files
04/20/2023
CASS™ Software Manufacturers Data File Cycle N: Certified Products Guide (D) - (Expires July 31, 2023)

This document contains the CASS™/MASS™ certified vendors list for CASS™ software manufacturers for Cycle N.

Data Files
04/20/2023
CASS™ Software Manufacturers Cycle N - (Expires July 31, 2023)

This document contains the CASS™/MASS™ certified vendors list for CASS software manufacturers for Cycle N.

Data Files
04/03/2023
Commercial ON Pairs FY2023 Q3

This spreadsheet provides information for Service Standards: Commercial ON Pairs FY2023 Q3.

Data Files
04/03/2023
Destination Entry Service Standards FY2023 Q3

This spreadsheet details destination entry service standards for Q3 FY2023.

Data Files
04/03/2023
Parcel Select and Parcel Select Lightweight Service Standards FY2023 Q3

This spreadsheet details Parcel Select and Parcel Select Lightweight service standards for Q3 FY2023.

Data Files
04/03/2023
Originating Service Standards FY2023 Q3

This spreadsheet details originating service standards for Q3 FY2023. The file attached is compressed.

Data Files
04/03/2023
Parcel Select and Parcel Select Lightweight Service Standards Exceptions FY2023 Q3

This spreadsheet details Parcel Select and Parcel Select Lightweight service standards exceptions for Q3 FY2023. 

Data Files
04/03/2023
Undeliverable-as-Addressed (UAA) Statistics by Mailing Industry Quarterly Report (Q2 FY23)

ACS Nixie stats by industry for FY23 Q2.

Data Files
04/03/2023
March 2023 Nixie Volume

This spreadsheet contains the UAA statistics for March 2023.