We compiled this list of private investigator research tools specifically for private investigators. However, the resources are useful to people who work in law enforcement, such as police officers, crime scene investigators, detectives, and others.
In addition, the research tools are useful for those who work security fields such as security guards, bodyguards, bounty hunters will also find the list helpful. Also, professions that work to track down debtors and missing persons such as collection agents, skip tracers can use the people search tools.
What’s on the list of private investigator research tools?
The list contains an extensive collection of research resources, search tools, reference material, how-to articles, websites and other types of helpful information on a wide range of topics related to the investigation and law enforcement industry.
In many cases, the resources are linked to other pages on our site. In some cases, we link out to external resources where more detailed or specialized information can be found. The pages generally provide an overview of the topic, a description of why it is relevant to private eyes, and links to additional websites, books, software, spy gear and other equipment. We recommend bookmarking this page. It’s one you’ll want to come back to again and again.
List of Private Investigator Research Tools
- ABA Bank Routing Numbers – Overview of routing numbers for financial inquiries.
- Accident Reconstruction – Helpful information for traffic accident reconstruction.
- Acronyms – Acronyms and their meanings related to detectives and law enforcement
- Address Search – Find addresses, lookup phone numbers and run reverse searches.
- Adoption Research Tools – Locate adoptive parents.
- Airline Codes and Phone Numbers for Major Airlines
- Alumni Search – How to locate old classmates and friends.
- Amendments – List of constitutional amendments
- Area Codes List by State, by Number and Search Tools – A list of area codes for each state, and in numerical order. Also includes search and reverse lookup tools.
- Arrests and Warrants – Learn about the different types of arrests and warrants.
- Arson Investigations – Info for arson investigators and fire investigations.
- Automobile Research Reports – Vehicle history reports, auto associations, manufacturers, industry data providers and auto repossession.
- Background Checks – An overview of top information service providers for conducting background checks and investigations.
- Badges – Private Eye badges
- Bail Bondsman – An overview of bail bonds and the people who issue bonds.
- Bank Accounts – Information on bank accounts for financial inquiries.
- Banking Regulations – For those involved with financial matters.
- Bankruptcy – An overview of bankruptcy for those who are conducting asset searches.
- Become a Private Investigator – Learn how to get a private investigator license in each state.
- Blogging Websites – A review of the top blogging and content management solutions, for use in setting up your agency site.
- Bodyguard – Bodyguarding, executive protection and personal protection websites.
- Body Language – How to identify deception
- Books of the Bible – One of the more popular topics in our List of Lists section.
- Bounty Hunters – Fugitive recovery
- Business Research Tools – Tips and advice for uncovering information about companies. Includes sources for business news, magazines and more.
- Celebrity Investigations – Learn about the dram behind some of the most high-profile celebrity deaths, arrests and cheating scandals.
- Celebrity Mug Shots – A list mugshots of Hollywood celebrities
- Civil Investigations – Support for civil trials involving legal separation, divorce, child custody, alimony and child support payments.
- Collections Agency – Since gumshoes are experts at tracking down debtors, it’s good to know about collection agencies.
- Computer Forensics – Information on computer, digital, cyber and IT forensic investigation processes, tools, books and reference information.
- Crime Scene Investigation – Learn about the process and procedures involved with investigating crime scenes, evidence collection, conducting forensic analysis, ballistics and firearm identification, DNA testing, police procedures, photography, tips and more.
- Criminal Records Search – Learn how to find criminal records and court documents.
- Detective Training – Training classes, degree programs and continuing education for private eyes.
- Dictionaries / Glossaries – Look up definitions for legal, technology and more.
- Divorce Investigations – Resources for divorce, infidelity and surveillance.
- DMV – Motor Vehicle Search – List of DMV offices throughout the U.S.
- DNA Lab Testing – For testing crime scene evidence or for genealogical research.
- Domain Name Suffixes – A list of all domain name suffixes. Also, includes an overview of domain names. Great reference material for PC forensics and computer-related cases.
- E-Mail Address Search – The best tools for finding and researching emails and running reverse email address searches
- Elder Abuse Investigations – Learn about nursing home abuse and how private investigators can help.
- Expert Witness – Expert witnesses to testify in court cases.
- FBI Books – Books on the Federal Bureau of Investigation, including how to pursue a career in the FBI.
- FBI Field Offices – A list of FBI offices
- Federal Regulatory Agencies – A list of federal regulatory agencies for government related work.
- Financial Calculators – Online calculators for everything from mortgage payments to credit card debt.
- Fingerprinting – Fingerprinting procedures and equipment for private eyes and police officers.
- Forensic Science Resources
- Fraud Detection and Prevention – Information and links for investigating and combating fraud.
- Genealogy Research Tools – Research family histories and find long lost relatives, learn how to search the obituaries, biographies, etc.
- Genealogy – National Archives – Using the National Archives to find family members
- Glossary of Legal Terms – A list of commonly used legal terms and their definition.
- Google Search Commands – Become a better searcher by learning how to run more effective queries, save time and get better results.
- Government Email – Learn how to contact your congressman.
- Government Research Tools and Information – An extensive list of Government Resources, Data and Information for Research and Investigations
- Handwriting Analysis – How to analyze the handwriting of a subject to determine possible personality traits.
- Hire a Private Investigator – Visit our worldwide directory of private investigators to hire an expert in your area. Our directory has private investigators, process servers, bodyguards, background check companies, arson investigators and more.
- Homeland Security – The government agency responsible for keeping the United States safe.
- How to Promote your Business with Twitter, Facebook and LinkedIn – Learn how to use social media to promote your services, build a following and connect with others who work in the industry.
- How to find Hidden Cameras – A step-by-step guide for finding hidden cameras and other surveillance equipment.
- How to Find Someone in Prison
- Insurance Fraud Investigations – An overview of investigating fraudulent insurance claims, list of major insurance providers in the United States, and insurance resources.
- Insurance Companies – A list of the major insurance companies in the United States.
- Intelius Public Records Search – Run a variety of online reports to dig up facts and information about people. Reports include criminal records, public records, property information, address and phone number reports, court documents and much more.
- Investigation TV Shows – The best police dramas and crime TV shows.
- Investigation Industry Conferences, Seminars and Events
- Investing – Reference material for financial investigations and asset searches.
- Law Enforcement – Online resources, agencies, associations and more for police officers.
- Legal Forms – Legal forms and law form packages for a variety of legal purposes such as Bill of Sale, Bankruptcy,, Deeds, Divorce and Separation, Incorporation, LLC Formation, Last Will & Testament, Power of Attorney, Pre-Nups, Wills and more.
- Legal Research – Law directories, attorneys and lawyers and the American Bar Association (ABA), state bar associations
- Licensing (Private Investigator) – Learn how to become a licensed private investigator.
- License Plate Search
- List of Lists – An extensive collection of lists on a wide variety of topics.
- Lock Picking – Learn how to pick locks like a professional.
- Loss Prevention – Learn how businesses prevent financial loss by preventing theft and embezzlement.
- Malpractice and Negligence Investigations
- Map Search
- Military Locator Services – How to find someone in the military.
- Military Branches
- Miranda Rights – An overview of Miranda Rights and the Miranda Warning
- Missing Persons – Learn how to look for people who have gone missing.
- Mobile Forensics
- Mobile Phone Spy Software – Software for monitoring cell phone usage.
- Morse Code
- Most Wanted Criminals – Various lists of most wanted criminals.
- Motor Vehicle Records – A list of Department of Motor Vehicle (DMV) offices throughout the country
- Mystery Shopping Services – An overview of mystery shopper services that evaluate the service levels, employees and facilities for companies.
- National Crime Information Center – An overview of the NCIC and how it is used by law enforcement organizations.
- Net Detective and Net Detective Plus – Read a review of what these products can and cannot do.
- Newspapers – A list of major newspapers.
- NORAD – An overview of the North American Aerospace Defense Command organization.
- Paranormal Investigations – Ghost hunters
- People Search – Online tools for finding people
- Personal Protection – Learn how to protect yourself and your possessions.
- Pet Detective – Resources for finding missing pets.
- Phone Number Search (see Reverse Search below)
- Police Body Cameras – An overview of police body cameras, including the pros and cons regarding whether they reduce police violence.
- Police Officer Equipment – Learn about the equipment and tools used by law enforcement officers in the line of duty.
- Police Officer
- Police Reports – Learn how to find police reports.
- Police Ten Codes – A list of the codes used by police officers to communicate in the line of duty. In addition, this article includes an overview of the military and civilian phonetic alphabet and police acronyms.
- Police Training – Training classes and continuing education for police officers.
- Police Vehicles
- Polygraph – Information on polygraphs and lie detector tests.
- Presidents / List of U.S. Presidents
- Prison/Corrections – How to find someone who is in prison or jail, or federal prison.
- Private Investigation Associations – Find an association to join and network with other professionals.
- Private Investigator Licensing – Learn the rules and regulations for getting licensed in any state.
- Private Detective Jobs – Resources for finding a job in the industry, and an overview of salary and earnings.
- Private Eye Services – A list of services that private eyes might provide.
- Private Investigator Directory – A worldwide directory of private investigators.
- Private Investigator Software – Software used to conduct database searches, lookups, manage cases, and more.
- Private Detective Training – Resources for learning and continuing education.
- Private Investigator TV Series – The best TV crime and detective series.
- Property & Land Records – How to lookup information on real estate.
- Process Service – Information on process servers, websites, books and more.
- Public Records Search – Online search tools and databases for addresses, phone numbers and other publicly available information.
- Reports – Order investigative reports online now for background checks, public records searches, reverse phone number lookups, property records and more.
- Report a Crime – How to report that a crime to the appropriate law enforcement organization.
- Research Databases – Database information providers.
- Reverse Search – How to run a reverse search to find people, phone numbers and addresses.
- Scams and Fraud Schemes – A list of common scams and fraud schemes.
- Search Engines/ Directories – The major search engines and directories for finding information on the web.
- Secret Service
- Security Guards
- Security Systems
- Sex Offender Search by State
- Skip Tracing Online
- Social Networking Websites – A list of the most popular social networks.
- Social Security Numbers – Learn how SSNs are assigned.
- Spokeo People Search – Search anybody by name, e-mail address, phone number, online username or even friends in your address book and instantly return lots of info.
- Spy Gear and Surveillance Equipment – Includes an overview of the basic equipment that is used in the investigation industry and by law enforcement to conduct surveillance and counter-surveillance. Includes personal protection devices such as TASERs, pepper spray and mace, and more.
- Stalking and Anti-Stalking – A list of suggestions for dealing with a stalker.
- State Information – State abbreviations, state capitals, constitutions and websites.
- Stock Market Information
- Stolen Property and Goods – How to use the Trace service to determine if property or goods have been reported as stolen to the FBI Stolen Articles file on the NCIC database.
- Survival Kits & Supplies
- TASER Guns and Stun Guns
- Telephone Number Search and Reverse Search Tools – How to look up a phone number and how to use a phone number to look up a person and/or address.
- Ten Codes – A list of radio communication codes used by police officers.
- Training, Development and Education – Organizations that provide training for those interested in becoming a private eye.
- Travel Guides – List of websites for researching travel, maps and geography. See also Hotels, Car Rental Agencies, Cruise Lines and more.
- TV Crime and Investigation Shows – The most popular TV crime shows.
- Unclaimed Property Research – Find unclaimed money, property and valuables.
- Urgent Detective
- U.S. Department of Defense and The Pentagon
- US Department of Homeland Security
- U.S. Department of Justice
- U.S. Intelligence Agencies
- Videos / DVDs – TV crime shows on DVD and video.
- VIN Number Decoders – Learn how to read a VIN number.
- Vital Records – Where to find marriage, birth, death and other records.
- Website Setup – Learn how to leverage online web design tools, content management systems, web hosting and wikis to get your private investigation agency up and running.
- White Pages – For looking up phone numbers and running reverse searches
- Wiretapping: One Party & Two Party Consent States
- Workers Compensation – An overview of worker’s compensation. P.I.’s are often hired by insurance companies to investigate fraudulent worker’s comp insurance claims.
- Yellow Page Lookup Websites – Search for businesses and companies in the United States.
- Zip Code Lookup – Find zip codes for a particular area or lookup the zip code for a particular address.
If you have any questions about our list of private investigator research tools, please post a comment below.