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About UDP: (www.udp.com) Headquartered in San Antonio, TX, UDP is constantly innovating to be the number one source for telecommunications billing, order management, and customer service solutions and has been serving clients since 1964. UDP provides
Amt Telecommunications is a Farmington Hls, MI-based company in the Telecommunications sector.
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Cooptel is a Valcourt, QC-based company in the Telecommunications sector.