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| Bloomington, IN |
| City of Austin, Texas (ftp) |
| City of Monrow, NC |
| Craven County, NC |
| Henderson County, NC |
| Kenai Peninsula Borough |
| Lee County, NC |
| Mississippi Geospatial Clearinghouse |
| Nova Scotia Abandoned Mine Openings Database |
| Sedgwick County, Kansas |
| Tallahassee-Leon County GIS, Services & Data Available |
| Texas Water Development Board |
| The Kenai Peninsula Borough, AK |
| Town of Carrboro, North Carolina |
| USDA NATURAL RESOURCES CONSERVATION SERVICE |
| Utah Oil and Gas, Department of Natural Resources |
| Winston-Salem, NC |
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| 1997 NACIS and 1987 SIC Correspondence Tables |
| 2002 Minnesota Congressional Districts |
| 9-County area San Francisco Bay area |
| A GRASS GIS Approach, Book Online Supplement |
| Advanced Hydrologic Prediction Service |
| Alachua County, FL, Historical Structures |
| Alachua County, Florida |
| Alaska DNR Division of Oil and Gas |
| Alaska Geospatial Data Clearinghouse |
| Alaska State Geo-Spatial Data Clearinghouse |
| Allegeny National Forest |
| Amador County, CA |
| Anchorage, AK |
| Appalachian Trail GIS Data |
| Arbuckel Simpson aquifer, Oklahoma |
| Arizona BLM statewide |
| Arlington, Texas |
| Athens County, Ohio |
| Baltic Sea Region GIS |
| Barnegat Bay Resources |
| Bernalillo County, NM |
| Bloomington, IN |
| Boulder County, CO |
| Brazos County, TX |
| Brevard County, FL |
| British Columbia Programs and Services |
| Broward County, FL |
| Bureau of Transportation Statistics |
| Cabarrus County, NC |
| California Spatial Information Library (CaSIL) |
| Capital Metro, Austin, Texas |
| Cass County Government, ND |
| Cayuga County, NY, Office of Real Property Services |
| China Admin Regions |
| Chugach National Forest GIS, Alaska |
| City and County of Honolulu, Hawaii |
| City of Albuquerque, MN |
| City of Arlington, TX |
| City of Austin - Land Use, Texas |
| City of Austin, Texas (ftp) |
| City of Bakersfield, California |
| City of Boulder, CO |
| City of Chicago, IL |
| City of College Station, TX |
| City of Corvallis, Oregon (ftp) |
| City of Davis, California |
| City of Fort Collins, Colorado |
| City of Fort Lauderdale, FL |
| City of Hayward, CA |
| City of Leeburg, FL, Historic Structures |
| City of Lee's Summit, Missouri |
| City of Lincoln and Lancaster County GIS |
| City of Lufkin, TX |
| City of Mansfield, Texas |
| City of Midland, TX |
| City of Milwaukee, WI |
| City of Mobil, AL |
| City of Monrow, NC |
| City of Montrose, CO |
| City of Palm Coast, FL |
| City of Panama City, FL |
| City of Pflugerville, Texas |
| City of Redding, CA |
| City of Sacramento, CA |
| City of San Jose, CA |
| City of Scottsdale, AZ |
| City of Spokane, Washington |
| City of Winston-Salem / Forsyth County, NC |
| Clark County, Ohio |
| Clay County GIS, Minnesota |
| Coal Quality and Resources of the Former |
| Coastal & Estuarine Geology Program, Chesapeake Bay |
| Coastal and Ocean Resource Economics |
| Coastline Extractor |
| Collier County, FL |
| Colorado Department of Transportation |
| Colorado DOT |
| Colorado Oil & Gas Conservation Commission |
| Connecticut Department of Environmental protection |
| Connecticut EPA, Download Updates |
| Cornell University Geospatial Information Repository |
| County of Humboldt CA |
| County of Kern, CA |
| County of Los Angeles |
| County of Sonoma, CA |
| Craven County, |
| Craven County, NC |
| CTA Transportation Networks |
| Dakota County, MN |
| Dept of Revenue, WA |
| Diva-GIS |
| Earthquake Nothern California |
| Ecology Washington State |
| Ecosystem Restoration Program Information Network, CA |
| Ecuador |
| Edwards Aquifer, Texas |
| EPA GIS Data |
| EPA, Watershed Assessment, Tracking and Environmental |
| EUB - Alberta Energy and Utilities Board |
| Fairbanks County, Alaska |
| FCC U.S. Boundary Files |
| FEMA Mapping and Analysis Center, Hurricane Katrina |
| Fitchburg and Leominster, Massachusetts |
| Florida Dept of Health |
| Florida Geographic Data Library |
| Fort Bend County, Texas |
| Garfield County, CO |
| Geauga County, OH |
| Generalized Geologic Map of the Conterminous United States |
| Georgetown Texas |
| Georgia DNR, Wildlife Resources Division |
| Georgia Planning |
| Geosptial Data for Public Use Roads and Parking Lots |
| Gernalillo County, NM |
| Gifford Pinchot National Forest |
| GIS Data center for San Diego Fire Recovery Network |
| GIS Data from the Alaska North Slope |
| GIS Texas General Land Office |
| GIS-based Atlas of Holocene Land Use |
| Grays Harbor County, WA |
| Great Basin Center for Geothermal Energy |
| Greenpease Italy, World Forests |
| Grid-Arendal: Online GIS and Maps Database |
| Hamilton County, IN |
| Harris County Public Infrastructure Dept |
| Harris County, (Houston) Texas |
| Hawaii GIS |
| Henderson County, NC |
| Hernando County, FL |
| Hillsborough County, FL |
| Hinesburg, Vermont |
| Historical Structures, Alachua County, FL |
| Hospitals, Minnesota, 2003 |
| HUD User Database Sets |
| HUD, Housing and Urban Development |
| HUD, Data Sets |
| Hunterdon County, NJ |
| Idaho Panhandle National Forests |
| Inforain, North America's coastal termerate rain forest |
| Interactive Numeric & Spatial Information Data Engine |
| International Livestock Research Institute |
| International Livestock Research Institute |
| Iowa Dept. of Trans. -- County and City Maps |
| Iowa DOT |
| Jackson County, Oregon |
| Kenai Peninsula Borough |
| Kentuckey Public Service Commission |
| Kentucky |
| Kentucky Geological Survey |
| Kentucky Mines |
| Kentucky Transportation Road Centerlines |
| Kern County, CA |
| Kitsap County, Washington |
| La Plata County, Colorado |
| Lake County, FL (ftp) |
| Land Resources of Russia |
| Laplata County, CO |
| Lee County, FL |
| LEMAC Alachua, FL |
| Lewis County, NY |
| Louisiana Debris Site Maps |
| Lousiana Statewide GIS |
| Madison County, OH |
| Mahoning County |
| Mahoning County, Ohio GIS |
| MapCruzin.com |
| Martin County, FL |
| Maryland Geological Survey |
| Massachusetts Datalayers/GIS Database |
| Massachusetts State GIS |
| MassGIS |
| MassGIS Download Free Data |
| Matanuska-Susitna Borough, Alaska |
| Melbourne, Florida |
| Mercer County, NJ |
| MetroGIS DataFinder, Twin Cities Metropolitan Area of Minnesota |
| Metropolitan Area Groundwater Model |
| Metropolitan Transportation Commission, Oakland CA |
| Minerals Management System, Gulf of Mexico |
| Ministry of Energy and Mines, British Columbia, Canada |
| Minnesota School Districts 2001 |
| Mississippi Geospatial Clearinghouse |
| Missoula County, MT |
| Montana Cadastral |
| Montana Geographic Information Clearinghouse |
| Montana Soil Data, Natural Resources Conservation Service |
| Montana, Natural Resource Information System |
| Montgomery County, Ohio |
| Montpelier, Vermont |
| Montpelier, VT |
| Namibia, Africa |
| National Altas |
| National Altas.Gov Map Layers Warehouse |
| National Cancer Institute, Cancer Mortality Maps & Graphs |
| National Geophysical Data Center (NGDC) |
| National Marine Sanctuaries |
| National Parks Service |
| National Water-Quality Assessment (NAWQA) |
| National Weather Service |
| National Weather Service |
| NatureServe, Maps of the Mammals |
| NatureServe, Animal Data for download |
| NBII, SAVEM Mount Rogers Project |
| NC Dept of Environment and natural Resources |
| Nearshore Benthic Habitat GIS |
| Nebraska GIS Data Bank |
| Nevada Natural Heritage Program |
| New Hanover County, NC |
| New Jerset Division of Fish and Wildlife |
| New Jersey Department of Environmental Protection |
| New Jersey Department of Health |
| New Jersey Department of Transportation |
| New Jersey Dept. of Environmental Protection |
| New Jersey Geological Survey Digital Geodata Archive |
| New Jersey, GIS Download |
| New Mexico Census and Demographic Data |
| New York City, NY |
| New York City, NY, Dept. of City Planning |
| New York State Geography and Mapping |
| New York State Museum |
| NGDC The Decade of North American Geology - Digital Data |
| NOAA Experimental National Warning |
| NOAA National Climatic Data Center |
| NOAA National Weather Service, OST/SEC GIS Map Group |
| NOAA Pacific Territories |
| NOAA Paleoclimatology |
| NOAA Storm Track Data |
| NOAA's Coastal Geospatial Data Project |
| Northampton, MA |
| Nova Scotia Abandoned Mine Openings Database |
| Nova Scotia, Forestry GIS Data |
| Office of Financial Management, State of Washington |
| Offshore Minerals Management, Offshore Leasing Program |
| Offshore Minerals Management, Offshore Leasing Program |
| Ohio DNR, Ground Water |
| Ohio, Natural Resource, subwatersheds |
| Okanogan County, WA |
| Oklahoma Center for Geospatial Information |
| Oregon Geospatial Enterprise Office |
| Osceola County, FL |
| Palouse-Clearwater, Idaho |
| Prince Edwards Island, Canada |
| Round Rock, Texas |
| Royal Botanic Gardens (World Map) |
| Russian Federation Data |
| San Diego, California |
| San Juan County, Utah |
| San Juan County, Washington |
| Sanbag |
| Santa Cruz County, CA |
| Sarasota County, FL |
| Sedgwick County, KS |
| Siuslaw National Forest |
| Soothern Africa Humanitarian & Disaster |
| South Caroline DNR |
| South East Texas Regional Planning Commission |
| Southern Aferica Humanitarian & Disaster Management |
| Southern Africa Humanitarian & Disaster Management |
| Southern Africa Humanitarian and Disaster Management |
| Southern Africa Humanitarian Disaster, GIS Library |
| Southern Nevada GIS |
| State of California, Dept of Conservation |
| Tallahassee-Leon County GIS, Services & Data Available |
| Tampa, Hillsborough Co., Plant City, Templat Terrace , Florida |
| Tarrant Appraisal District, Fort Worth |
| Tarrant Appraisal District, Fort Worth, Texas |
| Tertiary age intrusions and hydrothermal alteration in the Grand Mesa |
| Teton County, Wyoming |
| Texas Commission on Environmental Quality |
| Texas Department of Health |
| Texas General Land Office GIS |
| Texas Parks and Wildlife |
| Texas Water Development Board |
| The County of Berks, PA |
| The Dry Creel Conservancy |
| The Great Lakes Information Network |
| The Kenai Peninsula Borough, AK |
| The National Highway Planning Network |
| The Texas Water Development Board |
| TNRIS (ftp) |
| Town of Carrboro, North Carolina |
| U.S. DOT JWS U.S./Mexico Border Transprotation Planning |
| U.S. Fish & Wildlife Service |
| U.S. Fish and Wildlife Data Standards |
| Union County, North Carolina |
| Upper Susquehanna Coalition, NY, PA |
| US Administrative Boundry Files |
| US Census |
| US Census Boundary Files |
| US Census Cartographic Boundry Files |
| US Census, Detailed UA/UC boundary files (Urbanized Area / Center) |
| US Cities |
| USDA Forest Service, Southwestern Region |
| USDA Natural Resources Data |
| USDA, Natural Resources Conservation Service |
| USGS - Central Publication Group |
| USGS (ftp) |
| USGS Geologic map of Colorado |
| USGS Geology of the conterminous United States |
| USGS inagery and vector information |
| USGS Massachusetts Bay |
| USGS Mineral Resources Spatial Data |
| USGS Spatial data for water |
| USGS Wells in Afghanistan |
| Utah County, Utah |
| Utah GIS Portal |
| Utah GIS Portal |
| UTAH, Automated Geographic Reference Center |
| Virginia Conservation Lands |
| Virginia Department of Forestry |
| Volusia County, FL |
| Wake County, NC |
| Washington DNR |
| Washington State, Geospatial Data Archive |
| Washington State, Natural Resources |
| Washington Trout Water Type and Stream mouth assessment |
| Washoe County, Nevada |
| Wasington State, DOT |
| Web Fire Mapper |
| West Virginia GIS Data Clearinghouse |
| West Virginia State GIS (ftp) |
| Westchester County |
| Westchester County, NY |
| Wetland of Kenai Lowland, Alaska |
| Whatcom County, WA |
| Winston-Salem, NC |
| Wisconsin State |
| Wisconsin, DNR |
| World Maps |
| World Resources Institute, Data and Trends |
| Yuma County, |
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