Connect Contact Form 7 to Constant Contact V3

Update March 2022. Users may need to update their API Secret and Application by visiting Constant Contact, and updating the settings page on this plugin. See https://v3.developer.constantcontact.com/api_guide/auth_update_apps.html for the release of the Constant Contact Authentication Update.

This is an advanced Constant Contact to Contact Form 7 Connector. This plug-in will allow you to make a connection to Constant Contact’s API using OAUTH protocol. Retrieve all of your contact lists, and allow users to sign up for a single list, or multiple lists. This will update existing contacts in your Constant Contact list, or add new if they don’t exist. In addition to adding or updating E-Mail addresses of contacts in your list, this will also allow you to push basic contact fie…