NCOALink Return Codes, Zip+4 Return Codes and CASS Error Codes

Decode address validation results with confidence. Use these quick reference guides to understand CASS error codes, NCOALink return codes, and ZIP+4 results — helping you identify issues, improve deliverability, and keep your mailings compliant across all BCC Software products.
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CASS Error Codes and NCOALink Return Codes

This can be used for the following BCC Software products: BCC Architect, Bulk Mailer, Ignite, and Web Services
What You’ll Find in the Guide:

CASS Error Codes Explained

This section provides a clear breakdown of the CASS (Coding Accuracy Support System) error codes, helping you identify and rectify common issues that might occur during the address validation process.

Overview of NCOALink Return Codes

Gain insights into the return codes generated by the National Change of Address (NCOA) database, including how each code can impact your mailings and what steps you can take to address them.

Practical Tips for Address Verification

Enhance your understanding of how to apply these codes to improve address verification and ensure more accurate mail delivery.

Download the Return Codes Guide

ZIP+4 and NCOALink Return Codes

This can be used for the following BCC Software products: Mail Manager (All versions), Datavolve, Integratec, and LENS
What You’ll Find in the Guide:

ZIP+4 Return Codes

This section explains the significance of each ZIP+4 return code you might encounter during the address validation process. Understanding these codes helps identify specific issues with address ranges or deliverability.

NCOALink and ANKLink Return Codes

Learn about the codes returned from the National Change of Address (NCOA) and ANKLink databases. These codes indicate various outcomes of address updates, such as successful matches to new addresses or reasons why a new address could not be provided.

COA (Change of Address) Match Flags and Move Types

This part of the guide categorizes how addresses are updated based on individual, family, or business relocations and provides insight into the nature of these moves.

Download the Return Codes Guide

Stop Guessing — Start Delivering Mail That Reaches Its Destination

Return codes are just the starting point. BCC Software's full suite of address validation tools — including NCOALink, CASS processing, and ZIP+4 — helps you clean your lists, reduce undeliverable mail, and maximize every campaign's ROI.
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