drupalshowcase.com meldet:
AT&T, the largest provider of local long distance telephone services in the United States, is using Drupal on for an add-on site called AT&T Apps Beta. The website requires you to log in so there isn't much to explore without creating an account...
Quelle: http://www.drupalshowcase.com/drupal-showcase/att

Bild-Quelle: http://www.flickr.com/photos/azugaldia/2808236510/
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