 Effective January 27, 2013, the USPS renamed its parcel post service from 'Parcel Post' to 'Standard Post'.Effective January 17, 2016, the USPS renamed the service again, from "Standard Post" to "USPS Retail Ground", a name intended to resemble those of competing services UPS Ground and FedEx Ground.Commercial Parcel Post service is now under the "Parcel Select" name.