Subscribe a Contact to an SMS List

Learn more about making a REST API call to subscribe a contact to your SMS list.

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Written by Support
Updated over a week ago

After you've verified that a contact exists and is not subscribed to the list as part of your API call, you may now subscribe a contact to a list.

1. Open api.listrak.com/sms in a new tab.
2. Navigate to Subscribe Contact.
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3. Copy the relative Subscribe Contact URL from the right hand side of the page.

4. Navigate to Postman.
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5. Paste the relative URL in the address bar.
6. Select POST from the drop-down menu.
7. Enter the Phone Number and Phone List ID in the URL.
8. Click Send.

You've now subscribed a contact to your list.

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