When you need a secure place to receive mail outside of your home, you generally have two options: a traditional PO Box at the post office or a Private Mailbox (PMB) rental. While they might seem similar, the differences are significant.
This article is part of our Complete Guide to Mailbox Rentals.
The Real Street Address Advantage
The biggest difference is the address format. A PO Box looks like "PO Box 1234." A Private Mailbox gives you a real street address, such as "15012 Murfreesboro Location, Ste #123." This is crucial for businesses that need to register an LLC, as most states do not allow PO Boxes for business registration.
Package Acceptance from All Carriers
A USPS PO Box can only receive mail delivered by the USPS. If you try to ship a FedEx or UPS package to a PO Box, it will be returned to the sender. A Private Mailbox at PostalAnnex accepts packages from all carriers (Amazon, UPS, FedEx, DHL, USPS).
Privacy and Professionalism
For home-based businesses, a real street address looks much more professional on business cards and websites than a PO Box. It also keeps your residential address off public records, protecting your privacy.

