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).

Creator:

Geographic Data Technology, Inc. (GDT), Harvard Geospatial Library, and Environmental Systems Research Institute, Inc. (ESRI)

Publisher:

Environmental Systems Research Institute, Inc. (ESRI)

Provider:

Harvard

Resource Class:

Datasets

Resource Type:

Polygon data

Subject:

transportation, polygon, area codes, telephones, and numbering plan areas

Temporal Coverage:

2000

Date Issued:

2000-11-01

Spatial Coverage:

United States

Access Rights:

Restricted

Format:

Shapefile