TotalDPS: This new feature improves Delivery Point Sequencing and Enhanced Line-of-Travel Presort, as well as increases the availability of Informed Delivery service by revising the way the 11-Digit DPV ® ZIP Code™ is assigned.Cross State Addresses: This new feature ensures that the city and state information for cross-state addresses correspond as per the “One State, One Address” Act.Military Addressing: This new feature allows for the validation of two additional military address formats: UMR (Unit Mail Room) and OMC (Official Mail Center).Suite Link ® Requirements: This new feature requires CASS-certified software to return the valid secondary information when a Suite Link match is found.Deliverable Street/Highrise Default: This new feature enhances the validation process for addresses with a highrise default.Single Trailing Alpha on a Primary Number: This new feature improves the ability to validate addresses with a single trailing alpha on the primary number.CMRA – PMB Identifier & DPV ® Confirmation: This new feature helps identify and standardize Private Mail Box (PMB) information and Commercial Mail Receiving Agency addresses while following DMM requirements regarding the use of the “PMB” identifier.PBSA – PO Box Street Address Identifier: This new feature identifies and standardizes PO Box Street Addresses, which will no longer be identified as a “CMRA”.R777/R779 Phantom Route Matching: This new feature identifies physical addresses assigned to a phantom route of R777 or R779 that are not eligible for USPS mail delivery.5-Digit ZIP Validation: This new feature identifies records that meet 5-Digit ZIP validation and qualification for discounted postage rates, ensuring that the City, State, and ZIP Code correspond for discounted postage and accurately reporting the count on the PS Form 3553 CASS Summary Report.PO Box™ Only Delivery Zones: This new feature identifies cities that have only PO Boxes and no other form of mail delivery available, helping prompt for a PO Box style mailing address at the time of entry when another address format is presented.DPV ® Footnotes – Redefined: The existing DPV footnotes have been redefined to accommodate industry requests for additional address information, allowing mailers to make better business decisions.DPV ® Codes Clarified: The DPV Code definitions have been updated to align with the CASS Cycle O rules, providing clearer information on the confirmation status of primary and secondary numbers.This includes new flags for Door Not Accessible (DNA), No Secure Location (NSL), Non-Delivery Days (NDD), and PO Box™ Throwback. DPV ® & DSF 2 ® Flags: The updated DPV and DSF 2 flags now provide more information on address characteristics that should be considered when deciding to mail.We’ve tried to summarize the key changes based on the documentation provided by the USPS the major changes include: The changes in CASS Cycle O are aimed at improving address quality, reducing undeliverable mail, and simplifying the system for mailers, the USPS, and recipients.

By improving the accuracy of address validation and matching, the USPS can reduce the number of undeliverable and misdelivered mailpieces, ultimately saving time and money. CASS Cycle O updates are not just beneficial for mailers but also for the USPS. These changes will help mailers ensure that their mailpieces are delivered accurately and on time. The CASS Cycle O update comes with several changes, including updates to the reference data, improvements to the matching logic, and the introduction of new fields for specific address types. This update includes a significant change that impacts the way address matching is performed, making it more accurate and efficient. The United States Postal Service (USPS) CASS (Coding Accuracy Support System) Cycle O is a critical update that affects how mailers process and validate their addresses.

August 2019 usps changes