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1. United States Census Urbanized Areas, 2012

2000. Department of Commerce, Census Bureau, Geography Division and Environmental Systems Research Institute (Redlands, Calif.). United States Census Urbanized Areas is a polygon theme representing the Census 2000 Urbanized Areas (UA) and Urban Clusters (UC). A UA consists of... Esri.

2. United States Designated Market Areas, 1996

2000. Geographic Data Technology, Inc. (GDT) and Environmental Systems Research Institute, Inc. (ESRI). United States Designated Market Areas is a polygon theme representing groups of surrounding counties or split counties (by five-digit ZIP) in which... Environmental Systems Research Institute, Inc. (ESRI).

3. U.S. Designated Market Areas 2002

2000. Geographic Data Technology, Inc. (GDT). A U.S. Designated Market Area (DMA) is generally the group of surrounding counties or split counties (by five-digit ZIP) in which metropolitan cent... Environmental Systems Research Institute, Inc. (ESRI).

4. U.S. Metropolitan Statistical Areas 2002

2000. Geographic Data Technology, Inc. (GDT). U.S. Metropolitan Statistical Areas represents geographic entities, defined by the United States Office of Management and Budget for use by Federal... Environmental Systems Research Institute, Inc. (ESRI).

5. U.S. Populated Place Areas 2002

2000. Geographic Data Technology, Inc. (GDT). U.S. Populated Place Areas represents populated place areas that include census designated places, consolidated cities, and incorporated places wit... Environmental Systems Research Institute, Inc. (ESRI).

6. U.S. Telephone Area Code Boundaries 2000

2000. Geographic Data Technology, Inc. (GDT). U.S. Telephone Area Code Boundaries represents the telephone area codes for United States. They are also known as Numbering Plan Areas (NPA). Environmental Systems Research Institute, Inc. (ESRI).