This constant contact form plugin add the entered email address into site admin constantcontact.com account with mentioned group.

Modify WP_DEBUG and other WordPress constants directly in the WordPress admin rather than manually editing them via wp-config.php!

POC Constants Definer defines WordPress constants quickly without change code.

This Constant Contact wordpress plug-in adds a constant contact widget signup form to your website sidebar.

Simple Wordpress Constant Contact Plugin to take name and email and allow to send that information straight to Constant Contact