Geomatics Canada
- Responsible for delivering the federal government's geomatics activities and fostering growth in the Canadian geomatics industry
- http://ess.nrcan.gc.ca/geocan/

Geoscience Australia
- The national agency for geoscience research and geospatial information.
- http://www.ga.gov.au/

www.resurvey.org
- Privately supported site established as a reference for land surveyors working in the public land survey system.
- http://www.resurvey.org/

Florida Geomatics
- Outlines programs and national, state and local resource links for land surveyors.
- http://www.floridageomatics.com/

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.
- http://www.ngs.noaa.gov/FGCS/

Land Surveying and Geomatics: U.S. Federal
- Discussion of U.S. Government resources for professional land surveyors.
- http://surveying.mentabolism.org/usfed.htm

U.S. Geological Survey
- The U.S. Geological Survey provides the Nation with reliable, impartial information to describe and understand the Earth.
- http://www.usgs.gov/

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 Spa
- http://www.ngs.noaa.gov/CORS/cors-data.html

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.
- http://www.blm.gov/

The United States Naval Observatory
-
- http://www.usno.navy.mil/

National Geodetic Survey [NGS] - United States
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- http://www.ngs.noaa.gov/