RDI™ Product

The RDI data product helps reduce shipping costs by verifying whether a delivery type is classified as residential or business. Some shipping companies charge a higher price for delivery to a residence.

By identifying residential customers, RDI helps business mailers make informed shipping decisions and allowing customers to:

RDI is a smart business choice:

RDI is available from the Postal Service for an annual licensing fee of $300, which includes monthly updates. ZIP + 4® products require bi-monthly updates. CASS Certified™ software is required to access the RDI data product.

For more information, contact the National Customer Support Center at 1-800-238-3150.