Connect Constant Contact With Help Scout to See List Subscriptions in the Sidebar

Constant Contact is a tool for businesses to manage their email newsletter and customer marketing. Their suite of products not only includes email marketing, but also event registration, surveys and promotions. The Help Scout app instantly connects your customer to their Constant Contact profile. You can see the lists they are subscribed to and have one-click access to the Contact Management screen in Constant Contact. Here's an example of what it looks like in Help Scout:

Activation instructions 

Log in to Constant Contact with your Mashery account. If you don't have an account just yet, head to to create a Mashery account with Constant Contact. 

Register your application at with Constant Contact. Fill out the form will the following values: 

  • Application Name: Help Scout
  • Company Name: Help Scout
  • Redirect URI for OAuth calls:

Just leave everything as-is on the second half of the registration form. You don't want to change any of those defaults! Read and agree to the terms of service, then click on the Register Application button.

Copy the Key you'll see on this page to a text file or other safe spot; you'll need that in a few more steps.


Head over to, select the Help Scout key, and click Get Access Token.

You'll be redirected to a Constant Contact login/registration page. You can either sign in to your existing Constant Contact account, or if you don't have an account, you can create one from that page. Click on the Generate Access Token link after you've logged in.


On the next page, you'll be prompted to grant access to Help Scout. Click Allow. You'll be redirected once more to a page containing your new access token. Copy your token and head over to Help Scout.


Head back to Help Scout and go to Manage > Apps > Constant Contact. Click Install App, then paste your API key (referenced in the first step, or you can grab it again from here: and the Access Token you generated in step 5 into the form. Select which Inboxes you'd like to connect, then click Save.

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