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USGS Geographic Names (GNIS) Overlay Map Service from The National Map - Nati...
USGS developed The National Map (TNM) Gazetteer as the Federal and national standard (ANSI INCITS 446-2008) for geographic nomenclature based on the Geographic Names Information... -
USGS Transportation Overlay Map Service from The National Map
The USGS Transportation service from The National Map (TNM) is based on TIGER/Line data provided through U.S. Census Bureau and road data from U.S. Forest Service. Some of the... -
USGS Governmental Unit Boundaries Overlay Map Service from The National Map
The USGS Governmental Unit Boundaries service from The National Map (TNM) represents major civil areas for the Nation, including States or Territories, counties (or...