Now is the time to begin using the appropriate Novitas Solutions Mechanicsburg P.O. Boxes/Addresses. As of July 25, 2014, mail received at the Novitas Solutions Camp Hill P.O. Boxes/Addresses will no longer be forwarded to the Mechanicsburg P.O. Boxes/Addresses. Mail will be returned to you/the sender. Please visit the Contact Us page of our website for the appropriate address.