On its website, LocationSmart claims it is the No. 1 “location-as-a-service” provider with data from every top tier U.S. wireless carrier and more than 200 enterprise customers.

T-Mobile says that it has shut down the data flow that had allowed location data to travel from partner company Zumigo to Microbilt, a third-party credit-reporting company, which then resold the ...

If data tracking a particular cellphone shows a person who spends most nights at a particular address, for example, it’s likely that person owns or rents that home.

The parent company of Venntel, Gravy Analytics, is a US data location broker that holds data from millions of iPhone and Android users worldwide. The hacker claimed that the compromised ...

In 2017, GasBuddy agreed to sell location data at $9.50 per thousand people. That's less than a penny a person. Photo by Barry Chin/The Boston Globe via Getty Images ...