Internet connectivity services, Telephone answering service, Telephone equipment and systems
Sierra Tel
Operational since 1895, Sierra Telephone offers advanced custom calling service that features call waiting, forwarding and trace, repeat dialing and speed and three-way calling functions. The company also offers telephones in a range styles, such as novelty and character, vintage collector and contemporary, as well as voice mail and maintenance support services. Sierra Telephone maintains a location in Oakhurst, Calif.