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Telmex USA’s voice services incorporate state-of-the-art technological features into corporate communications systems in order to provide cutting-edge secure solutions with modern functionalities. Supported by a fiber-optic network which provides extensive coverage, our voice solutions offer the best available levels of call privacy, along with a lower rate of exposure risk to climatic conditions and convergence service facilities which optimize the performance of your communication systems.


International Wholesale Voice Termination - IWVT


International Toll Free Service - ITFS