The United States Naval Observatory
BLM National Home Page - The Bureau of Land Management administers 264 million acres of public lands, located primarily in the 12 Western States, containing natural, historical, cultural, recreational, and economic resources.
CORS Data - Surveyors, GIS/LIS professionals, engineers, scientists, and others can apply CORS data to position points at which GPS data have been collected. The CORS system enables positioning accuracies that approach a few centimeters relative to the National Spatial Reference System, both horizontally and vertically.
U.S. Geological Survey - The U.S. Geological Survey provides the Nation with reliable, impartial information to describe and understand the Earth.
Federal Geographic Data Committee - Coordinates the development of the National Spatial Data Infrastructure (NSDI), which encompasses policies, standards, and procedures for organizations to cooperatively produce and share geographic data.
Land Surveying and Geomatics: U.S. Federal - Discussion of U.S. Government resources for professional land surveyors.
FGCS Federal Geodetic Control Subcommittee - Exercises government leadership in coordinating the planning and execution of geodetic surveys, in developing standards and specifications, and the exchange of survey data and technical information.
Florida Geomatics - Outlines programs and national, state and local resource links for land surveyors.
www.resurvey.org - Privately supported site established as a reference for land surveyors working in the public land survey system.
Geoscience Australia - The national agency for geoscience research and geospatial information.
Geomatics Canada - Responsible for delivering the federal government's geomatics activities and fostering growth in the Canadian geomatics industry
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