Phone Lookup



About Leads Toolbox

LeadsToolbox is a FREE resource for anyone who works with cell phones, Call Detail Records (CDRs) and geo-location data.  We are continuously updating this website with the tools and information you need for chasing phones.

This includes:

  • A FREE Phone Lookup Tool(Find the service provider & possible subscriber for any phone number, print customized preservation letters and search warrants.)
  • Carrier Compliance Center Information(Find relevant documentation about carriers and their record formats)
  • Additional Legal Templates (Find other pertinent legal templates related to chasing phones)
  • Law Enforcement Technology Investigations Resource Guide (LETIRG)
  • News & Events Related to chasing phones (See the latest news below)
  • Investigative Resources
  • Frequently Asked Questions
  • Training Materials
  • and much more…

News & Events

Geofence Warrant Decision Exposes Hole in Fourth Amendment Law

Posted by Samantha Roussel
July 12, 2024 | By Cassandre Coyer & Tonya Riley | Bloomberg Law | Split Fourth Circuit ruling leaves ‘lurking issue’ on scope Case attempts to fill gaps left by Supreme Court’s Carpenter A split appeals court opinion clearing the government’s acquisition of users’ mobile-device location data from Google of constitutional scrutiny will likely spark more friction between ...
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Automatic license plate reader data suppressed

Posted by Samantha Roussel
June 10, 2024 | By Nick Hurston | Virginia Lawyers Weekly | A trial court found that Norfolk’s newly installed automatic license plate reader, or ALPR, camera system constituted a Fourth Amendment search and granted a defendant’s motion to suppress evidence and poisonous fruit gathered from the warrantless search. Citing U.S. Supreme Court precedent, the commonwealth argued ...
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T-Mobile to Acquire UScellular Wireless Operations and Deliver Exceptional Value, a Superior 5G Experience and Unparalleled Benefits to Millions of Customers

Posted by Samantha Roussel
May 28, 2024 | T-Mobile Newsroom | Un-carrier Will Give UScellular and T-Mobile Customers More Value and Better Experiences, and Spur Growth and Competition that Offers More Choice for Wireless Consumers Bellevue, Wash. – May 28, 2024 – T-Mobile (NASDAQ: TMUS) and UScellular (NYSE: USM) today announced that T-Mobile has agreed to acquire substantially all of UScellular’s ...
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Why Your Wi-Fi Router Doubles as an Apple AirTag

Posted by Samantha Roussel
May 21, 2024 | By Brian Krebs | Krebs on Security | Apple and the satellite-based broadband service Starlink each recently took steps to address new research into the potential security and privacy implications of how their services geo-locate devices. Researchers from the University of Maryland say they relied on publicly available data from Apple to ...
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Cars & Consumer Data: On Unlawful Collection & Use

Posted by Samantha Roussel
May 14, 2024 | By Staff in the Office of Technology and The Division of Privacy and Identity Protection | Federal Trad Commission | Some say the car a person drives can say a lot about them. As cars get “connected,” this turns out to be truer than many people might have realized. While connectivity can ...
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More News & Events...

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For 15 years and counting, Colin Fagan, a retired dedicated law enforcement detective sergeant and digital evidence examiner created and continues to maintain the Law Enforcement Technology Investigations Resource Guide (LETIRG) with information on the latest technology and legal templates to help law enforcement across the country.  We are happy to be serving as the gatekeeper of the Guide on Colin’s behalf.

LAW ENFORCEMENT ONLY