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Unlock Codes

Welcome to the Customer Assurance Unlock Codes page. This site is for customers who have encountered a false-positive record from the United States Postal Service in a Delivery Point Validation (DPV) Directory or Locatable Address Conversion System (LACSLink) Directory.

Retrieve DPV Unlock Codes

Please fill out the following form to assist you in unlocking your DPV processing.

Refer to the Dpvx.txt file located in the DPV directory.

Retrieve LACSLink Unlock Codes

Please fill out the following form to assist you in unlocking your LACSLink processing.

Refer to the lacsx.txt file located in the lacslinkdirectory.