System Code 4186

Phonoscope is Houston's oldest cable company. It was founded in 1955 by cable and fiber optic pioneer, Lee Cook. It has grown to be one of the largest independent fiber optic companies in the US. Phonoscope serves a majority of the downtown office buildings and the rapidly expanding Midtown area, in addition to the Medical Center, Greenway Plaza, Rice University and the majority of independent school districts in the area.

Phonoscope cable system map