In more than three decades in the telecom industry, Teltone has grown an extensive, worldwide product base and is known for its product reliability, responsiveness, and quality customer support. Our customer base consists of North American power utilities, Fortune 500 companies, service providers, call centers, and business end users. Products include secure, rugged communications solutions, ubiquitous in electrical substations across the U.S. and Canada, telecommunications test and demonstration equipment, phone line sharing products, and more.