Our v3 API is now available! Learn more by visiting the v3 developer portal.

Individual Contacts

Use this endpoint to retrieve (GET), update (PUT), or optout/unsubscribe (DELETE) a contact. To create a new contact, use the POST method for the contacts-collection API.


Click a method to view its documentation



Privileges required: contacts:write

Update the information for an existing contact specified by the contactId path parameter (REQUIRED).

NOTE: When you update a resource using a PUT, all properties are updated, overwriting all existing property values. Any properties left blank or not included in the PUT will be overwritten with a null value.

PUT: https://api.constantcontact.com/v2/contacts/{contactId}

Test API

Example JSON Request BodyTOP

Example ResponseTOP