Computerized Delivery Sequence (CDS)
The CDS program provides updated delivery sequence information on customer-provided address lists.
Please note: Links to many of the documents on this page are temporarily on the bottom left of this page. They will be returned to their normal place soon.
Who is CDS for?
Eligibility for the CDS update service is determined through the Address Sequence Service process described in the Domestic Mail Manual (DMM) 507.
First Class Mail
Correct and Standardize: Address Information System (AIS) Products
Customers qualifying for CDS will benefit from the use of the CDS file through:
- Complete and accurate addresses
- Reduced undeliverable-as-addressed mail
- Increased deliverability
- Access to walk sequence saturation discounts
- Ability to identify addresses marked as vacant or seasonal
The CDS product is distributed to qualified customers on a bi-monthly or weekly basis.
The Computerized Delivery Sequence (CDS) program provides updated delivery sequence information to qualified mailers.
This document contains the application and renewal form for CDS product.
Beginning October 2014, all Address Quality and Address Management products will be provided via the Electronic Product Fulfillment (EPF) method.
This document contains a user guide for CDS.
This document provides frequently asked questions (FAQs) and answers for the CDS product.