Corporate Search
Alabama
http://sos.alabama.gov/government-records/business-entity-records
Alaska
https://www.commerce.alaska.gov/cbp/Main/CBPLSearch.aspx?mode=Corp
Arizona
https://ecorp.azcc.gov/EntitySearch/Index
Arkansas
http://www.sos.arkansas.gov/corps/search_all.php
California
https://businesssearch.sos.ca.gov/
Colorado
https://www.sos.state.co.us/biz/BusinessEntityCriteriaExt.do
Connecticut
http://www.concord-sots.ct.gov/CONCORD/online?sn=PublicInquiry&eid=9740
Delaware
https://icis.corp.delaware.gov/Ecorp/EntitySearch/NameSearch.aspx
District of Columbia
free registration required
https://corp.dcra.dc.gov/Account.aspx/LogOn?ReturnUrl=%2f
Florida
http://search.sunbiz.org/Inquiry/CorporationSearch/ByName
Georgia
https://ecorp.sos.ga.gov/BusinessSearch
Hawaii
https://hbe.ehawaii.gov/documents/search.html
Idaho
https://sosbiz.idaho.gov/search/business
Illinois
https://www.ilsos.gov/corporatellc/
Indiana
https://bsd.sos.in.gov/publicbusinesssearch
Iowa
https://sos.iowa.gov/search/business/(S(14ubwr55shdx4355znwgu3jg))/search.aspx
Kansas
https://www.kansas.gov/bess/flow/main?execution=e1s1
Kentucky
https://web.sos.ky.gov/ftsearch/
Louisiana
https://coraweb.sos.la.gov/CommercialSearch/CommercialSearch.aspx
Maine
https://icrs.informe.org/nei-sos-icrs/ICRS?MainPage=x
Maryland
https://egov.maryland.gov/BusinessExpress/EntitySearch
Massachusetts
https://www.sec.state.ma.us/cor/corsearch.htm
Michigan
https://cofs.lara.state.mi.us/SearchApi/Search/Search
Minnesota
https://mblsportal.sos.state.mn.us/
Mississippi
https://corp.sos.ms.gov/corp/portal/c/page/corpBusinessIdSearch/portal.aspx?#clear=1
Missouri
https://bsd.sos.mo.gov/BusinessEntity/BESearch.aspx?SearchType=0
Montana
Nebraska
https://www.nebraska.gov/sos/corp/corpsearch.cgi
Nevada
https://esos.nv.gov/EntitySearch/OnlineEntitySearch
New Hampshire
https://www.sos.nh.gov/corporate/soskb/csearch.asp
New Jersey
https://www.njportal.com/dor/businessrecords/
New Mexico
https://portal.sos.state.nm.us/BFS/online/Account
New York
https://apps.dos.ny.gov/publicInquiry/
North Carolina
https://www.sosnc.gov/search/index/corp
North Dakota
https://apps.nd.gov/sc/busnsrch/busnSearch.htm
Ohio
https://businesssearch.ohiosos.gov/
Oklahoma
https://www.sos.ok.gov/corp/corpinquiryfind.aspx
Oregon
http://egov.sos.state.or.us/br/pkg_web_name_srch_inq.login
Pennsylvania
https://www.corporations.pa.gov/search/corpsearch
Rhode Island
http://business.sos.ri.gov/CorpWeb/CorpSearch/CorpSearch.aspx
South Carolina
https://businessfilings.sc.gov/BusinessFiling/Entity/Search
South Dakota
https://sos.sd.gov/business/search.aspx
Tennessee
https://tnbear.tn.gov/entitysearch/
Texas
https://mycpa.cpa.state.tx.us/coa/
Utah
http://www.corporations.utah.gov/searches.html
Vermont
https://www.vtsosonline.com/online/BusinessInquire
Virginia
https://sccefile.scc.virginia.gov/Find/Business
Washington
https://www.sos.wa.gov/corps/corps_search.aspx
West Virginia
http://apps.sos.wv.gov/business/corporations/
Wisconsin
https://www.wdfi.org/apps/CorpSearch/Search.aspx