Yes, once you receive your address it's ready to use. We will immediately begin accepting all of your merchandise and, for Premium +Mail accounts, we will immediately accept all of your mail. Note that with Premium +Mail accounts we cannot forward mail until we receive the USPS Form 1583 and at least one form of photo identification. United States federal law requires this. Please ensure that all of your shipments include your complete MyUS.com address including your unique suite number. Any packages shipped to us with an incomplete or inaccurate address will cause delays and will be handled by our special handling department. Any packages needing reviewed for incomplete or incorrect addresses willl be charged a $5 per package special handling fee.