Method and process for a voice communication system between businesses and customers using existing telephony and over data networks

A method for a voice communication system which enables a business to use an existing telephony system to make calls over digital data networks to customers and for the customers to make voice calls over the digital data networks to the business, the method comprising:

• configuring the existing telephony system for a business to allow the existing telephony system to connect digital communication with a call server over the digital data networks;
• and
• configuring the call server to maintain a digital directory for extensions for the business and the customers, provide authentication, secure communication and route the calls and the voice calls between the business and the customers whose information is contained in the digital directory following customer registration and business registration for the call server to connect the calls and the voice calls;
• wherein each of the customers employ a software application to initiate and receive the voice calls over the digital data networks by communicating with the call server;
• wherein the call server requires a digital format to digitally communicate and connect all the calls and the voice calls through the call server;
• wherein the call server routes only the calls and the voice calls between the business and the customers whose information is contained in the digital directory such that if the business is not registered in the digital directory the calls are ended by the call server and if the customer is not registered in the digital directory the voice calls are ended by the call server;
• and
• wherein the customer registration further comprises each customer being assigned a virtual extension which is mapped to each customer's existing telephone number.