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AJAX Field validation
Popup appears if address can be converted to USPS suggested format
Field widget settings

Provides field widget for Address field validation using USPS Web Tools API.


  • United States postal address validation using USPS service
  • Automatic address replacement with USPS formatted value
  • Manual address replacement with USPS formatted value



Address USPS must be installed via Composer, in order to get the required libraries. The tarballs are provided for informative purposes only.

1. Add the repository

composer config repositories.drupal composer

This allows Composer to find Address and the other Drupal modules.

2. Download Address USPS module

composer require drupal/address_usps --dev

composer update drupal/address_usps --dev --with-dependencies
to update Address USPS to a new release.

See Using Composer in a Drupal project for more information.

Supporting organizations: 
Idea, inspiration, time resources, mentoring

Project Information