CallCentric is a FREE Broadband Phone Service providing consumers and businesses with the benefits of cost savings and high quality phone calls using Session Initiation Protocol (SIP) which is a type of Voice over Internet Protocol (VoIP).
IP Freedom Plan.
Pay Per Call Plan.
North America Unlimited Plan.
World Select Plan.
Using software on your computer or stand alone telephone adapters along with your dial-up or broadband Internet connection you can bypass the traditional local, long distance, and international telephone carriers -- resulting in significant savings.