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

Multi-cloud architectures: What is IP overlap, and how can it be addressed?

Posted by Samantha Roussel
March 20, 2024 | By Jennifer Goforth Gregory | Verizon | Organizations are increasingly moving to hybrid cloud or multi-cloud architectures to gain the flexibility and performance needed for digital transformation. While a hybrid cloud solves many challenges, it can also add a new issue—IP overlap, which can cause errors with sending and receiving data. What is ...
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What is 5G network slicing?

Posted by Samantha Roussel
Unknown date | By Gary Hilson | Verizon | Moving to 5G isn’t just about faster speed for apps and data. While that’s important, the technology offers another advantage: it can support network slicing. So what is 5G network slicing? What is network slicing? Let’s first start by explaining what network slicing is, more generally. Network slicing is ...
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It’s Time to Unleash Network Slicing

Posted by Samantha Roussel
August 23, 2023 | By John Saw | T-Mobile | Since T-Mobile became the Un-carrier, innovation has been at the heart of everything we do. From eliminating contracts (the first-ever Un-carrier move) and unleashing mobile video, to launching the world’s first nationwide 5G standalone (SA) network, we have been laser-focused on shaking up the industry and ...
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From calls to convictions: The crucial role of mobile data in policing today

Posted by Samantha Roussel
April 20, 2024 | Matthew Rowles | Police1 | Exploring how everyday mobile technology empowers law enforcement with tools to track, investigate and solve crimes through detailed call records and location data Technology is a valuable tool at law enforcement’s disposal. According to Consumer Affairs Research Team, 97% of Americans own a mobile phone, which translates to ...
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Burglars using jammers to disable wireless smart home security

Posted by Samantha Roussel
February 19, 2024 | Ernestas Naprys | CyberNews | Wireless smart sensors and cameras may be “screaming” about broken glass, open doors, and burglars moving inside the house, but those radio signals may never reach the homeowner’s phone. After a series of robberies in Edina, Minneapolis, police suspect that burglars are using WiFi jammers to block off ...
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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