Data Files
05/03/2024
ZIP Codes by Area and District codes

The Excel spreadsheet lists ZIP Codes with the associated Area and District Codes.  

Data Files
05/01/2024
April 2024 Nixie Volume

This spreadsheet contains the UAA statistics for April 2024.

Data Files
05/01/2024
Retail Distribution Codes (RDC) Assignment File

This downloadable file provides information on the Retail Distribution Codes (RDC) Assignment.

Data Files
05/01/2024
Retail Distribution Codes (RDC) Assignment File Compressed

This document provides information on the Retail Distribution Codes (RDC) Assignment File.

Data Files
04/04/2024
Mail Direction (MDFv4) Errata File
Data Files
04/04/2024
Mail Direction (MDFv1) Errata File

Please note that this does not include changes for Gary or South Suburban ZIP Codes.

Data Files
04/02/2024
Undeliverable-as-Addressed (UAA) Statistics by Mailing Industry Quarterly Report (Q2 FY24)

ACS Nixie stats by industry for FY24 Q2.

Data Files
04/02/2024
March 2024 Nixie Volume

This spreadsheet contains the UAA statistics for March 2024.

Data Files
04/02/2024
Commercial ON Pairs FY2024 Q3 with Headers

This spreadsheet provides information for Service Standards: Commercial ON Pairs FY2024 Q3. To download a version of this file without headers, please click here.

Data Files
04/02/2024
Commercial ON Pairs FY2024 Q3

This spreadsheet provides information for Service Standards: Commercial ON Pairs FY2024 Q3. To download a version of this file with headers, please click here.