USGS Geographic Names (GNIS) Overlay Map Service from The National Map - National Geospatial Data Asset (NGDA) Geographic Names Information System (GNIS)

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...美国地质调查局（USGS）开发了《国家地图（The National Map，TNM）地名录》，将其设定为基于地理名称……的地理命名规范的联邦级与国家级标准，且符合ANSI INCITS 446-2008标准。