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Get Answers to the Most Common Questions


Why 8x8?
In business, it pays to have connections you can rely on. As a leading provider of VoIP phone services for business, we’ve been on a mission to develop powerful, easy-to-use communications services that are not only outrageously affordable, they just plain work better. Learn More >
What is VoIP? 
VoIP is a technology that enables voice communications over the Internet through the compression of voice into data packets that can be efficiently transmitted over data networks and then converted back into voice at the other end. Learn More >
What is Fax Over IP?
8x8 Fax Plans are real time VoIP fax services which utilize the T.38 standard Fax protocol to deliver a more reliable IP fax service. T-38 is an ITU (International Telecommunication Union) recommendation for the transfer of real-time fax communications between two terminal endpoints via an IP network. Learn More >
What is a Virtual Number?
A Virtual Phone Number is a second number that when called, rings to a primary 8x8 line.  Virtual Phone Numbers can be from most area codes in the US, therby providing enormous savings to people phoning you from that selected area code. Learn More >
What is a Softphone?
A softphone is a PC-based application that allows subscribers to make and receive calls directly from their personal computers without the need for a regular phone. Learn More >
Service Tools
Useful tools to help you learn what you need to know. Learn More >
E911 Service
E911 service delivers address-specific (versus phone number-only) call-back information to public service answering points (PSAPs) whenever someone makes an emergency call. This enables emergency personnel to be dispatched to the scene even if the caller is unable to speak or if the call is suddenly disconnected. Learn More >
Number Transfer
With 8x8 VoIP Phone Services, you can request that your number be "ported" free of charge at anytime during the initial order process or even after you have become an 8x8 customer, as long as you maintain phone service for the number you want to transfer. Learn More >
California 408/669 Area Code Overlay
Starting October 20, 2012, all local calls from the 408 area code must be dialed using 11 digits, 1 + the area code + seven-digit telephone number. After this date, if you do not use the new dialing procedures, your calls will not be completed and a recording will instruct you to hang up and dial again. Learn More >
Acronyms Defined
8x8 most commonly used acronyms and terms. Learn More >

Newsletters
Helpful tips with information on the latest news and features. Learn More >