Are you changing phone service providers and looking to port a number? Our guide explains everything you need to know about how to port a phone number.

Add a free second number to your phone with Sideline This free app is perfect for freelancers, small-business owners and others who want two lines but only one phone.

If you're having issues with people nuisance-calling or spam-messaging you, here's how to get a new phone number for iPhone.

How to Add Someone's Phone Number to Your Contacts on Gmail. When you send or receive mail to or from someone in Gmail, a record of that person's name and email address is made in Gmail's contacts ...

You can block all unknown callers and add specific phone numbers to the blocked numbers list on your Samsung Galaxy phone. To block a phone number on your Samsung Galaxy, open the Settings menu in ...