EarthWorks Geospatial Catalog

U.S. Telephone Area Code Boundaries

Description
U.S. Telephone Area Code Boundaries represents the telephone area codes for United States. They are also known as Numbering Plan Areas (NPA).
Publisher
Environmental Systems Research Institute, Inc. (ESRI)
Place(s)
United States
Subject(s)
transportation, polygon, area codes, telephones, and numbering plan areas
Year
2000-01-01T01:01:01Z
Held by
Harvard