AT&T among the largest US carriers, but faces serious competition from T-Mobile and Verizon. Here's how to port your number if you want to switch.

The NAIC (National Association of Insurance Commissioners) number is assigned to every insurer to identify them and credential their insurance company. Founded in 1871, the NAIC is governed by chief ...

A DUNS number can help establish business credit and may be required for certain state and local contracts, grants and loans.

A second phone number could add an extra level of privacy to your life. You can easily get one for free.

If there’s a company phone number and catchy jingle that you can’t seem to forget, then you already understand the power of vanity numbers. Vanity numbers are phone numbers that use ...