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Within GSM any interconnected network can query at least the country of any other network's customers' handsets. It's needed for routing roaming calls, but the
by _wmd 13y ago
Within GSM any interconnected network can query at least the country of any other network's customers' handsets. It's needed for routing roaming calls, but the data is generally quite easy accessible.
There are many commercial services offering lookups (google "HLR lookup")
- Maxious 13y agoTriangulation as a Service has been around for a couple of years too http://developer.verizon.com/content/vdc/en/verizon-tools-apis/verizon_apis/network-api/faqs/napi_sup_lbs.html http://developer.verizon.com/content/vdc/en/verizon-tools-ap...