After receiving an earful from the attorneys general of 35 states last month, U.S. Federal Communications Commission Chairman Ajit Pai, in a letter to 13 carriers, asking for an update on efforts to stop call spoofing and demanding an action plan be implemented no later than 2019.
Pai got in touch with AT&T, Verizon, T-Mobile US, Alphabet, Comcast, Cox, Sprint, CenturyLink, Charter, Bandwidth, Vonage, U.S. Cellular and Frontier, according to Reuters.
