Billing Software was created in order to handle billing and time tracking as well as invoicing the customer for products and services. This software can also track worked hours by employees, as well as the expenses related to projects or clients.
SIPxchange is headquartered in Dallas Fort Worth providing wholesale carrier and business VoIP services. SIPxchange is part of the Worldcall Inc. family of companies supplying network services since 2004. Our facilities-based network carries over 50 milli
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