WASHINGTON, Feb. 18 -- The Federal Communications Commission's Wireline Competition Bureau issued the following public notice (Docket No. 23-60): Re: COPPER RETIREMENT NETWORK CHANGE CERTIFICATION RECEIVED Indiana Bell Telephone Company, Incorporated d/b/a AT&T Indiana (AT&T), an incumbent local exchange carrier (LEC), has filed certification that public notice of network change(s) involving the retirement of copper has been provided through its publicly accessible Internet site, as required b  more