The following are links to free and for fee GIS Data:
- Alaska: http://www.asgdc.state.ak.us/
- Arizona: http://sco.az.gov/
- Arkansas: http://www.geostor.arkansas.gov/Portal/index.jsp
- California: http://gis.ca.gov/catalog/
- Colorado: http://coloradogis.nsm.du.edu/Portal/
- Connecticut: http://www.ct.gov/gis/site/default.asp
- Delaware: http://maps.rdms.udel.edu/metadataexplorer/explorer.jsf
- District of Columbia: http://dcatlas.dcgis.dc.gov/catalog
- Florida: http://www.fgdl.org/metadataexplorer/explorer.jsp
- Georgia: http://www.gis.state.ga.us/
- Hawaii: http://hawaii.gov/dbedt/gis/
- Idaho: http://www.insideidaho.org/
- Illinois: http://www.isgs.uiuc.edu/nsdihome/
- Iowa: http://www.iowagic.org/
- Kansas: http://www.kansasgis.org/
- Kentucky: http://kygeonet.ky.gov/
- Louisiana: http://doa.louisiana.gov/lgisc/
- Maine: http://megis.maine.gov/
- Maryland: http://www.marylandgis.net/index.jsp
- Massachusetts: http://www.mass.gov/mgis/
- Michigan: http://www.michigan.gov/cgi
- Minnesota: http://www.lmic.state.mn.us/chouse/index.html
- Mississippi: http://geology.deq.state.ms.us/coastal/Coastal%20Data.htm
- Missouri: http://www.msdis.missouri.edu/
- Montana: http://nris.mt.gov/gis/
- Nebraska: http://www.dnr.ne.gov/databank/geospatial.html
- Nevada: http://keck.library.unr.edu/
- New Hampshire: http://www.granit.unh.edu/
- New Jersey: https://njgin.state.nj.us/NJ_NJGINExplorer/index.jsp
- New Mexico: http://rgis.unm.edu/intro.cfm
- New York: http://www.nysgis.state.ny.us/
- North Carolina: http://www.nconemap.net/
- North Dakota: http://www.nd.gov/gis/
- Ohio: http://metadataexplorer.gis.state.oh.us/metadataexplorer/explorer.jsp
- Oklahoma: http://geo.ou.edu/DataFrame.htm
- Oregon: http://www.oregon.gov/DAS/EISPD/GEO/alphalist.shtml
- Pennsylvania: http://www.pasda.psu.edu/
- Rhode Island: http://www.edc.uri.edu/rigis/
- South Carolina: http://www.dnr.sc.gov/GIS/gisdownload.html
- South Dakota: http://www.state.sd.us/GIS/
- Tennessee: http://www.tngis.org/
- Texas: http://www.tnris.state.tx.us/
- Utah: http://maps.utah.gov/
- Vermont: http://www.vcgi.org/dataware/
- Virginia: http://gisdata.virginia.gov/Portal/
- Washington: http://fortress.wa.gov/dnr/app1/dataweb/dmmatrix.html | http://wagda.lib.washington.edu/
- West Virginia: http://wvgis.wvu.edu/
- Wyoming: http://wgiac2.state.wy.us/html/wsdc_index.asp
- Wisconsin: http://sco.wisc.edu/wisclinc/index.php