A 10-Digit Key Code to Your Private Life: Your Cellphone Number

A mobile number can be even more valuable than a Social Security number, since it’s tied to so many databases and connected to a device you carry with you.
Read more: http://www.nytimes.com/2016/11/13/business/cellphone-number-social-security-number-10-digit-key-code-to-private-life.html?_r=0?source=Snapzu