alt Hacker NewsObviously not unhackable and often outdated as people move around, but I always thought phone number area codes were a quick and dirty way to establish or roughly segment people by location.
Obviously not unhackable and often outdated as people move around, but I always thought phone number area codes were a quick and dirty way to establish or roughly segment people by location.
Most people I know have kept whatever mobile phone number they happened to have when number portability was introduced in late 2003.