RDI - Residential Delivery Indicator

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		RDI or Residential Delivery Indicator identifies whether an address is classified as residential or business. Most shipping companies charge a higher price for residential deliveries. Businesses can use RDI data to maximize savings by flagging residential addresses and then shopping for the most cost-effective delivery option. CDYNE does not charge extra for this service. RDI is included with the Postal Address Verification API. < Back to the CDYNE Postal Address Verification API The following trademarks are owned by the United States Postal Service®: CASS Certification DPV, RDI, USPS.