UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (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, 2023 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 001-14157 TELEPHONE AND DATA SYSTEMS, INC. (Exact name of Registrant as specified in its charter) Delaware 36-2669023 (State or other jur ...

Telephone and Data Systems, Inc. (NYSE:TDS) Q3 2023 Earnings Conference Call November 3, 2023 10:00 AM ET Company Participants Colleen Thompson - VP, Corporate Relations Vicki Villacrez - SVP, Finance & CFO, TDS Telecommunications Corporation Laurent Therivel - President, CEO & Director Douglas Chambers - EVP, CFO and Treasurer Michelle Brukwicki - CFO, TDS Telecommunications LLC Conference Call Participants Richard Prentiss - Raymond James & Associates Philip Cusick - JPMorgan Chase & Co. Simon Flannery - ...

*uscellular. Third Quarter 2023 Results November 3, 2023 Safe Harbor Statement Under the Private Securities Litigation Reform Act of 1995 All information set forth in this presentation about Telephone and Data Systems, Inc., including its subsidiaries UScellular and TDS Telecom, except historical and factual information, represents forward-looking statements. This includes all statements about the company's plans, beliefs, estimates, and expectations. These statements are based on current estimates, project ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2023 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 001-14157 TELEPHONE AND DATA SYSTEMS, INC. (Exact name of Registrant as specified in its charter) Delaware 36-2669023 (State or ...

Telephone and Data Systems, Inc. (NYSE:TDS) Q2 2023 Earnings Conference Call August 4, 2023 10:00 AM ET Company Participants Colleen Thompson - VP, Corporate Relations Vicki Villacrez - SVP, Finance & CFO, TDS Telecommunications Corporation Laurent Therivel - President, CEO & Director Eric Jagher - SVP & CMO Austin Summerford - Chief, Strategy Partnerships and Towers Douglas Chambers - EVP, CFO, Treasurer & Director Michelle Brukwicki - CFO, TDS Telecommunications LLC Michael Irizarry - EVP, CTO, Head, Engi ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2023 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 001-14157 TELEPHONE AND DATA SYSTEMS, INC. (Exact name of Registrant as specified in its charter) Delaware 36-2669023 (State or other ...

Telephone and Data Systems, Inc. (NYSE:TDS) Q1 2023 Results Conference Call May 5, 2023 10:00 AM ET Company Participants Colleen Thompson - VP, Corporate Relations Vicki Villacrez - EVP and CFO Laurent Therivel - President and CEO Doug Chambers - EVP, CFO and Treasurer Michelle Brukwicki - TDS Telecom SVP, Finance and CFO Conference Call Participants Rick Prentiss - Raymond James Sergey Dluzhevskiy - Gamco Investors Simon Flannery - Morgan Stanley Operator Thank you for standing by. At this time, I would li ...

*uscellular. First Quarter 2023 Results May 5, 2023 Safe Harbor Statement Under the Private Securities Litigation Reform Act of 1995 All information set forth in this presentation about Telephone and Data Systems, Inc., including its subsidiaries UScellular and TDS Telecom, except historical and factual information, represents forward-looking statements. This includes all statements about the company's plans, beliefs, estimates, and expectations. These statements are based on current estimates, projections, ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2023 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 001-14157 TELEPHONE AND DATA SYSTEMS, INC. (Exact name of Registrant as specified in its charter) Delaware 36-2669023 (State or othe ...

| --- | --- | |-------|-------| | | | | | TDS' mission is to provide outstanding communications | | services to our customers and meet the needs of our | | | shareholders, our people, and our communities | | | Raymond James 44th Annual Institutional Investors Conference | | | March 8, 2023 | | Safe Harbor Statement Under the Private Securities Litigation Reform Act of 1995 All information set forth in this presentation, except historical and factual information, represents forward-looking statements. This i ...