An invalid response can occur if the address identifies a former business or if street names or numbers not real. Non-existent: An address may appear as invalid if it's fake or no longer exists. ![]() The reasons as to why this can happen are as follows: There are many reasons why an address may be appearing as invalid in the USPS address data base. Avenue turns into " Ave., " and so forth. Then, the address enters the USPS address database following this process.Īn example of thi s includes simplified and abbreviated street names, such as Street becoming St. T o ensure that all addresses are inconsistent formatting, CASS-certified providers work to formally correct spelling errors, fill in missing data, and more. ![]() If the two addresses do not match, then the address may appear as invalid.Īddress parsing means an address is divided into individual components, including the house number, street type, street name, etc.Ī ddress standardization is when an address is formatted to match the standardized formatting set by the governing postal authority, which in this case is the USPS. After an address goes through these two processes, it is then validated once it matches its identical address in the USPS database. What is the P rocess B ehind V alidating an A ddress?Īn address needs to go through the process of parsing and standardization to be validate d. ![]() There ar e also address validation APIs that also allow you to check to see if a delivery address is validated or invalid. If the address is " invalid " in the database, that could mean the address doesn't exist or isn't officially registered with USPS. USPS address validation is a method people can take to check to see if an address is validated. If you r customer just moved o r if you need to verify your list of addresses, let's discuss how USPS address validation work s. Thankfully you can verify your customers’ addresses with the USPS address validation service which matches your a ddress with the United States Postal Service database to ensure your mail goes to the correct address.
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