FGDC (Federal Geographic Data Committee)

The FGDC (Federal Geographic Data Committee) is an interagency coordinating body responsible for facilitating cooperation among federal agencies whose missions include producing and using geospatial data.

NENA-STA-004, NENA Next Generation 9-1-1 (NG9-1-1) United States Civic Location Data Exchange Format (CLDXF) Standard

FGDC website