- AT&T claims that only 3% of current households in California still use copper landlines
- The communications giant estimates the maintenance cost of such a service at approximately $1 billion
- California is one of 21 states currently opposed to AT&T's retirement of copper landlines, setting up a potential future state-versus-federal legal battle over authority
AT&T has filed a lawsuit against the state of California, petitioning the FCC to end state-sanctioned regulations that require it to offer services as a Carrier of Last Resort (COLR) in the U.S. District Court for the Southern District of California.