This bill proposes to officially rename a specific United States Postal Service facility located in Escondido, California. The facility situated at 1157 West Mission Avenue is the subject of this designation. Upon the bill's enactment, this building will be formally known as the "Captain E. Royce Williams Post Office Building" . Furthermore, all future official documents, maps, regulations, and records of the United States that refer to this facility will be updated to reflect this new designated name.