Hello Brittany and thank you for posting to our community!
I believe one of our Customer Success Advisors has already responded to you via email regarding this account suspension.
Since we were unable to unsuspend your Endicia account, we recommend calling Endicia for a temporarty passphrase, using the steps in the link below.
How to: Reset an Endicia pass phrase
Once you have the temporary pass phrase, please email it to us so we can help re-connect your account.