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AT&T and Frontier have let their copper telephone networks deteriorate by means of neglect since 2010, leading to poor service high quality and plenty of prolonged outages, a report commissioned by the California state authorities discovered. Clients in low-income areas and areas with out substantial competitors have fared the worst, the report discovered. AT&T particularly was discovered to have uncared for low-income communities and to have imposed extreme worth will increase including as much as 152.6 % over a decade.

The report was written in April 2019 however saved non-public as a result of knowledge submitted by the carriers was deemed confidential and proprietary. The report lastly turned public after the California Public Utilities Fee (CPUC) dominated in December 2020 {that a} redacted model needed to be launched by mid-January.

A abstract of the CPUC-commissioned report recognized six key findings: