Hello @JimC97,
Thank you for reaching out to us. I apologize to hear some of your contacts are bouncing even though it shows they opened the email. To better explain what is going on with these contacts, it would be extremely helpful if you could email us at social_support(at)constantcontact(dot)com with your username, the email addresses that are currently bouncing and a reference to this post, we would be happy to take a better look at it.
Tiago_R
Community & Social Media Support
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