014720 Zip Apr 2026

It is part of Northern Worcester County’s industrial and residential belt.

The ZIP code (not 014720, which is an invalid six-digit number) refers to a specific United States Postal Service PO Box delivery area in Shirley, Massachusetts. 014720 zip

Settled in and officially incorporated in 1753 , Shirley holds deep roots in early American history. It is part of Northern Worcester County’s industrial

Shirley is a historic town in Middlesex County , roughly 40 miles northwest of Boston. 014720 zip

It sits adjacent to Ayer , Townsend, and Lunenburg, acting as a quiet suburban hub with strong ties to the regional MBTA commuter rail . Historical Foundations