Cco Holdings Capital 10-K 2023 FY Annual report

Exhibit 32.1

CERTIFICATION OF CHIEF EXECUTIVE

OFFICER REGARDING PERIODIC REPORT CONTAINING

FINANCIAL STATEMENTS

I, Christopher L. Winfrey, the President and Chief Executive Officer of CCO Holdings, LLC and CCO Holdings Capital Corp. (the "Company") in compliance with 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, hereby certify that, the Company's Annual Report on Form 10-K for the year ended December 31, 2023 (the "Report") filed with the Securities and Exchange Commission:

•fully complies with the requirements of Section 13(a) of the Securities Exchange Act of 1934; and

•the information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company.

/s/ Christopher L. Winfrey

Christopher L. Winfrey

President and Chief Executive Officer

February 2, 2024