Federal GIS & Geography Sites

• Bureau of Land Management, Montana/Dakotas Cadastral Survey
• Census Bureau
• Census in Schools
• Geography Division
• GIS Gateway
• TIGER/Line Site
• TIGER Map Browser
• Environmental Protection Agency
• Federal Geographic Data Committee
• Fish & Wildlife Service
• Forest Service Geospatial Service and Technology Center
• Geological Survey
  • Earth Explorer
  • EDC FTP Site
  • Global Locator for Satellite Images
  • National Map
  • National Map Seamless Data
  • National Mapping Program Standards
  • USGS Map Catalog
  • USGS Map Store
    Interior Columbia Basin Ecosystem Management Project
    NASA Earth Observing System
  • National Park Service Geographic Information Systems
    U.S. Dept. of Agriculture Aerial Photography Field Office
    Yellowstone National Park Spatial Analysis Center
    

• City of Helena GIS
• City of Missoula GIS/Mapping Section
• County of Butte-Silver Bow
• County of Flathead
  County of Jefferson
• County of Lewis and Clark
  County of Missoula
• County of Yellowstone
• Districting and Apportionment Commission 
• Greater Yellowstone Area Data Clearinghouse
• Montana Bureau of Mines and Geology
• Montana Fish, Wildlife, and Parks GIS Data Library
• Montana Geographic Information Council
• Montana GIS Cadastral Mapping Project (Land ownership)
• Montana State University Geographic Information and Analysis Center
• Montana State University Environmental Statistics Group
• Natural Resource Information System
• University of Montana Earth Observing System Education Project
• University of Montana Forestry School
  
  

More GIS Hotlists!

• About.com GIS Resource List
• GeoCommunity
• GIS Lounge
• Nice Geography and GIS Servers
• Odden's Fascinating World of Maps and Mapping
• Pima County, AZ -- List of interesting Web sites
• U. of Arkansas Guide to On-line and Mostly Free U.S. Geospatial Data
  
  

Interactive Mapping

• Census Watch - ESRI
  ESRI - Interactive map applications and demos
  Geographic Names Information Sysytem (GNIS) - USGS
  Geography Network - Services, interactive mapping, data and more
  GEOMAC - Wildland Fire Support
  GeoStat - University of Virginia's Geospatial and Statistical Data Center
  Montana Interactive Map Applications - Natural Resource Information System
  Map Machine - National Geographic Society
  Montana Bureau of Mines and Geology
  National Atlas - Of the United States
  TerraServer - Access to Aerial Photos and Topo Maps
  U.S. Gazetter - U.S. Census Bureau

  
  

Private Corporations/GIS Software

• Avenza Map Publisher
• Beartooth Mapping
• Blue Marble Geographics
• Caliper Corporation - (Mapitude, GisPlus, TransCAD)
• Census 2000 Information - Spatial News WWW Site
• Census Watch - ESRI web portal serving the national and global community of users who are interested in Census matters
• DeLorme Mapping
• DTM Consulting, Inc.
• ERDAS
• ESRI - (Environmental Systems Research Institute -- Arc/Info, ArcView)
• Geodata Services
  Geography Network - Services, interactive mapping, data and more
• GIS.Com - GIS Resources
• GIS Data Depot
• Global Positions
• Intergraph Corporation
• Manifold.net
• MapInfo
• Maplink.com
• MapQuest Interactive Atlas
• National Geographic
• TatukGIS
  
• Thomas Bros. Map
  
  

State GIS Sites in Other States

• Alabama Geological Survey
• Alaska Geospatial Data Clearinghouse
• Arizonan Geographic Information Council
• Arkansas Center for Advanced Spatial Technologies
• California Spatial Information Library
• Colorado - U.S. Bureau of Land Management
• Connecticut Map & Geographic Info Center
• Delaware State Data Center
• Florida Data Directory
• Georgia GIS Data Clearinghouse
• Hawaii Statewide GIS Program
• INSIDE Idaho
• Illinois Natural Resources Data Clearinghouse
• Indiana Geographic Information Server
• Iowa Dept. of Natural Resources
• Kansas Geographic Information and Support Center
• Kentucky Office of GIS
• Louisiana Dept. of Environmental Quality GIS Center
• Maine Office of GIS
• Maryland Historical and Cultural Programs GIS
• Massachusetts Geographic Information System
• Michigan Census & Statistical Information
• Minnesota Land Management Information Center
• Mississippi Automated Resource Information System (MARIS)
• Missouri Spatial Data Information Service
• Montana State Library GIS Program
• Nebraska GIS Steering Committee
• Nevada Geographic Information Clearinghouse
• New Hampshire GRANIT Net
• New Jersey GIS Resource Guide
• New Mexico GIS Resources
• New York State Library GIS Clearinghouse
• North Dakota Geographic Information Systems
• Ohio Geographical Referenced Information Program
• Oklahoma Spatial and Environmental Clearinghouse
  Pennsylvania Spatial Data Access
• Rhode Island GIS Data
• South Carolina: USC Data Server
• South Dakota Geological Survey
• Tennessee GISource
• Texas Natural Resource Information System GIS Data Catalog
• Utah Automated Geographic Reference Center
• Vermont Geographic Information System
• Virginia Digital Map Library
• Washington Geographic Information Council
• West Virginia Division of Environmental Protection
• Wisconsin Land Information Clearinghouse
• Wyoming GIS Resources

• CIESIN Consortium for International Earth Science Information Network
  Mapping Services: Brigham Young University Geography
• Hunter College Geology/Geography Department
• Johns Hopkins University - United States Shaded Relief Maps
• Map Projections Guide -- University of Colorado
• National Center for Geographic Information and Analysis
• University of Nevada Earth Sciences Information Center
• University of South Carolina Geography Department
• University of Texas Perry-Castaneda Library Map Collection
  
  

Last Modified:August 29, 20088