Undeliverable mail isn’t just a bother; it’s a measurable drain on business performance. Every returned or wasted mail piece represents lost printing costs, postage, time, and opportunity. This infographic breaks down the true cost of undeliverable mail and how USPS’s Address Correction Service (ACS™) helps organizations identify, track, and reduce waste across the mailing process.

Improving address quality leads to better communication, greater compliance, and greater customer trust. By understanding the real costs of undeliverable mail and using tools like ACS™, mailers can transform an ongoing expense into actionable data and measurable efficiency gains.
Learn more about how ACS™ helps mailers reduce undeliverable mail and improve address accuracy. Request Adam Collinson’s PCC presentation: ‘ACS™ 101 – The Basics of ACS™ Processing and Results’ HERE.
You may also be interested in:
- What Is Address Correction Service (ACS™)? A Beginner’s Guide.
- 5 Common Mail Delivery Problems ACS™ Can Solve.

Adam is one of the postal industry’s leading experts on all aspects of address hygiene and data quality services. For 20+ years, he has brought expert knowledge of how address quality management tools and processes can enhance the postal and business operations of some of the largest operations in the country.
As the industry’s “Address Quality Guru”, he is constantly involved in leading postal initiatives, associations, and work groups including being the MTAC Industry Focus Area Leader (Data, Technology, and Addressing) and AMEE Association Rep. He is also a key speaker at numerous venues such as PCC events, the National Postal Forum and Xplor.








