• California Bureau of Security and Investigation Services
  Private Investigator Company License Look-up
  
• Connecticut Department of Public Safety - Division of State Police Special License and Firearms Unit
  Private Detectives-Licensed Companies
  
• Georgia Secretary of State
  Private Detective Licenses
  
• Illinois Division of Professional Regulation
  Private Investigator License Look-up
  
• Indiana Online Licensing
  Search for a PI License
  
• Kentucky Private Investigator License Verification
• Louisiana State Board of Private Investigator Examiners
  Private Investigator Search
  
• Montana Licensed Private Investigator Look-up
  
• New Mexico Private Investigators & Polygraph Board Licenseee Search
  
• North Dakota Private Investigator License Holders
  
• Ohio Private Investigator Licensing Database
  
• Oregon Board of Investigators
  Directory of Licensed Private Investigators
  
• Tennessee Department of Commerce and Insurance
  Private Investigator Licensee Roster Search
  
• Vermont Secretary of State
  Verify a Private Investigator License
  
• Washington Private Investigator License Holders
  
• West Virginia Current Private Investigator Licensees Search
  

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