The commission may enter any order necessary to protect the public interest if the commission finds after notice and hearing that a telecommunications utility has:
(1) failed to maintain statewide average rates;
(2) abandoned interexchange message telecommunications service to a local exchange area in a manner contrary to the public interest;
(3) engaged in a pattern of preferential or discriminatory activities prohibited by Section 53.003, 55.005, or 55.006; or
(4) failed to pass switched access rate reductions to customers under Chapter 56 or other law, as required by Section 52.112.