AT&T(T) - 2021 Q4 - Annual Report

FORM 10-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2021 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from ______ to Commission File Number: 001-8610 AT&T INC. Incorporated under the laws of the State of Delaware I.R.S. Employer Identification Number 43-1301883 208 S. A ...