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Telrex, an Enghouse Interactive brand, provides IP call recording and call center optimization software to companies of all sizes. CallRex supports IP telephony systems, VoIP softswitches and unified communications solutions from Mitel, Cisco, Avaya, Microsoft Corp., 3Com/HP, ShoreTel, BroadSoft, Digium | Asterisk, Fonality, TalkSwitch, Switchvox and more. Telrex offers its award-winning CallRex suite of software through value added resellers worldwide. Learn more at http://www.telrex.com.

Telrex Questions

The Telrex annual revenue was $134.6 million in 2026.

5 people are employed at Telrex.

Telrex is based in Phoenix, Arizona.

The NAICS codes for Telrex are [518, 513, 51, 5182].

The SIC codes for Telrex are [737, 73].

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