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1. Low Transportation Cost Index, 2008-2012

2008. United States. Department of Housing and Urban Development. This index is based on estimates of transportation costs for a family that meets the following description: a 3-person single-parent family with in... United States. Department of Housing and Urban Development.

2. Rextag GIS Zones, Q2 2012

2012. Hart Energy Publishing. This polygon shapefile contains the boundaries of GIS zones referenced in other energy-related datasets produced by Hart Energy Publishing (Rextag)... Hart Energy Publishing.

3. Rextag GIS Zones, Summer 2014

2014. Hart Energy Publishing. This polygon shapefile contains the boundaries of GIS zones referenced in other energy-related datasets produced by Hart Energy Publishing (Rextag)... Hart Energy Publishing.

4. United States Census Urbanized Areas, 2010

2013. U.S. Census Bureau. Geography Division and Environmental Systems Research Institute (Redlands, Calif.). This polygon shapefile represents the 2010 Census urban areas in the United States. An urban area comprises a densely settled core of census tracts... Environmental Systems Research Institute (Redlands, Calif.).

5. U.S. Marine Protected Area Boundaries: MPA Inventory, 2010

2010. United States. Office of Ocean and Coastal Resource Management, National Marine Protected Areas Center (U.S.), United States. Department of Commerce, and United States. National Oceanic and Atmospheric Administration. This polygon shapefile represents the Marine Protected Areas inventory as of March 2010. The MPA Inventory is a comprehensive geospatial database t... National Marine Protected Areas Center (U.S.).

6. U.S. Marine Protected Areas Boundaries: MPA Inventory, 2014

2014. Department of Commerce (DOC), National Oceanic and Atmospheric Administration (NOAA), Office Of National Marine Sanctuaries (ONMS), National Marine Protected Areas Center (MPAC), United States. Office of Ocean and Coastal Resource Management, United States. National Oceanic and Atmospheric Administration, and National Marine Protected Areas Center (U.S.). This polygon shapefile represents the Marine Protected Areas inventory as of October 2014. The MPA Inventory is a comprehensive catalog that provid... National Marine Protected Areas Center (U.S.).

7. U.S. State Plane Zones (NAD 1983)

1997. Environmental Systems Research Institute (Redlands, Calif.). This polygon shapefile represents the State Plane Coordinate System (SPCS) Zones for the 1983 North American Datum within United States. Several St... Environmental Systems Research Institute (Redlands, Calif.).

8. U.S. State Plane Zones (NAD27)

1987. Environmental Systems Research Institute (Redlands, Calif.). This polygon shapefile represents the State Plane Coordinate System (SPCS) zones for the 1927 North American Datum within United States. Several St... Environmental Systems Research Institute (Redlands, Calif.).

9. U.S. ZIP Code Areas (Five-Digit)

2010. Environmental Systems Research Institute (Redlands, Calif.) and TomTom North America, Inc. This polygon shapefile represents five-digit ZIP Code areas used by the U.S. Postal Service to deliver mail more effectively. The first digit of a ... Environmental Systems Research Institute (Redlands, Calif.).

10. U.S. ZIP Code Areas (Three-Digit)

2014. Environmental Systems Research Institute (Redlands, Calif.) and TomTom North America, Inc. This polygon shapefile represents boundaries with the first three digits of a ZIP Code. The first digit of a five-digit ZIP Code divides the United... Environmental Systems Research Institute (Redlands, Calif.).

11. USGS 1:100,000 Topographic Quadrangle Series Index, 1992

1992. Environmental Systems Research Institute (Redlands, Calif.) and Geological Survey (U.S.). This polygon shapefile represents the geographic extent of USGS 1:100,000 topographic maps (30- by 60-minute quadrangles) for the coterminous U.S. ... Environmental Systems Research Institute (Redlands, Calif.).

12. USGS 1:24,000 Topographic Quadrangle Series Index, 2010

2010. Environmental Systems Research Institute (Redlands, Calif.) and Geological Survey (U.S.). This polygon shapefile represents the geographic extent of USGS 1:24,000 topographic maps (7.5- by 7.5-minute quadrangles) for the coterminous U.S.... Environmental Systems Research Institute (Redlands, Calif.).

13. USGS 1:250,000 Topographic Quadrangle Series Index, 1992

1992. Environmental Systems Research Institute (Redlands, Calif.) and Geological Survey (U.S). This polygon shapefile represents the geographic extent of USGS 1:250,000 topographic maps (1- by 2-degree quadrangles) for the coterminous U.S. fo... Environmental Systems Research Institute (Redlands, Calif.).