Thanks for posting! I would be happy to help you with importing your contacts. Constant Contact imports your contacts into email lists. You can then schedule your campaign to the email list.
For options on how to add your contacts click here
Instructions for scheduling your campaign:
Hello @KenA754. Welcome! In order to give you the right assistance, I have to ask where you will be getting your contacts from. It is through Apple Mail, Outlook, or maybe an Excel file? Please let us know and we would be happy to help you upload your contacts!