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Explore the many ways you can efficiently manage and process your address lists.
Address List Accuracy
Tools and services to maintain accurate addresses in your mail list.
Address Element Correction (AEC)
Standardize your addresses for accuracy.
Address List Management System (ALMS)
Updated postal facility information.
DSF2™ (Delivery Sequence File Second Generation)
Validate addresses with a computerized file that contains standardized format of all delivery point addresses serviced by the USPS.
Locatable Address Conversion Systems (LACS)
911 emergency addressing automated system.
Certification Programs
Your mail will be delivered efficiently, and at a savings, if your equipment and processes are properly certified.
Certified Vendors and Licensees
List of Vendors/Licensees, and related forms and files.
Coding Accuracy Support System (CASS)
Address-matching software that evaluates accuracy.
Delivery Confirmation Certified Vendors List
Mailpiece Quality Control (MQC)
Mail design quality guidelines for automation compatibility.
Manifest Analysis and Certification (MAC)
Evaluate and certify mail products from vendors.
Multiline Accuracy Support System (MASS)
Evaluate accuracy of postal codes.
POSTNET Barcode Certification Overview
Evaluate and certify barcode reader equipment.
Presort Accuracy, Validation, and Evaluation (PAVE)
Determine accuracy of presort hardware and software.
Reference Tools
Connect here to the latest publications and technology on address management.
Address Management Publications
Address management best practices.
Official National Zone Charts
Identify the appropriate distance code.
Topological Integrated Geographic Encoding and Reference (TIGER)
Identify potential business markets.
Additional Services
We provide additional services to exceed your expectations.
Address Change Service (ACS)
Provides accurate change-of-address information.
Address List Sequencing Service
High-density address list sequencing.
Ancillary Service Endorsements
Find a forwarding address.
Electronic Address Sequencing (EAS)
Electronic processing of address files.
FASTforward®
Access to the mail forwarding service.
Move Update Publication
Address updating options.
National Change of Address (NCOA)
Reduce undeliverable mail by identifying change-of-address.
Residential Delivery Indicator (RDI)
Eliminate residentail delivery surcharges.
Related Services & Links
National Deliverability Index (NDI)
Determines the quality of mailing lists.
POSTAL INSPECTORS
Preserving the Trust
INSPECTOR GENERAL
Promoting Integrity
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