Thank you for reaching out to Constant Contact API Developer Support. My team is here to assist outside software developers with questions about building into Constant Contact's API.
Please let us know a little bit more about the issue that you are experiencing so that we can better assist.
Are you having issues with authentication, or with making calls that are not returning address data? Any example or response errors that you are receiving would also be helpful.
You can also reach our team directly via email at firstname.lastname@example.org
... View more