what does arrival at unit mean usps

what does arrival at unit mean usps “Arrival at unit” means that a USPS package has arrived at the local post office or delivery facility closest to the recipient’s address. This status indicates that the package has completed its journey through the USPS network and is awaiting final processing and delivery to the recipient. Once the package has arrived at the unit, it typically means the package will be out for delivery within the next day or two, depending on the service used.