How do I check if an address is valid?

There are two easy ways to verify address data in your contact lists. The first is to use a USPS® address verification tool. These tools can verify both US-based addresses as well as international addresses in batches. The second method is to use an address validation API.

Can the post office confirm an address?

The USPS offers address verification directly on their website. Addresses are processed one at a time by typing the address into the provided fields. The USPS also licenses their services to third-party companies that provide the CASS certification in bulk.

How do I get USPS to recognize my address?

In order for an address to be recognized by the USPS, it must match a corresponding address within the official USPS database which you are able to access by visiting USPS APIs. This address is set up, monitored, and cleaned out (or added to) by the US government on a regular basis.

Is USPS address validation free?

Yes, all the USPS postal address APIs are completely free to use after account registration. The APIs are to be used exclusively for shipping and mailing services as written in the USPS terms of service. In other words, you can’t use them for bulk address validation, database cleansing or record management.

How do you test an address field?

Test cases to test address page as follows as per my understanding:

  1. Full Name – Text Field to validate the user name.
  2. Mobile Number – Text Field which accepts only numeric value.
  3. Pincode – Text field which accepts only numeric value.
  4. Flat/House No/Floor: Text field which accepts alpha numeric values.

How do I do a postal search?

How to Locate Someone Through the US Postal Service

  1. Log on to the USPS website (usps.whitepages.com). Click “Service Locator”, then in the “People and Business Search” box click “People Search”.
  2. Enter the last name of the person you want to locate.
  3. Browse through the search results.

How do I register my address with USPS?

Go to the Official USPS Change of Address® website. Select Permanent or Temporary. Pay the $1.10 identity verification fee. Complete the appropriate online form.

What is black block testing?

Black box testing involves testing a system with no prior knowledge of its internal workings. A tester provides an input, and observes the output generated by the system under test.