6-K

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

Form 6-K

REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934

For the month of January, 2023

Commission File Number: 001-09531

Telefónica, S.A.

(Translation of registrant's name into English)

Distrito Telefónica, Ronda de la Comunicación s/n,

28050 Madrid, Spain

+34 91-482 87 00

(Address of principal executive offices)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F:

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1):

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7):

Telefónica, S.A.

TABLE OF CONTENTS

Earnings Release

Date: Thursday, 23 February 2023

Time: 07:30 AM (CET)

Conference Call

Date: Thursday, 23 February 2023

Time: 10:00 AM (CET)

09:00 AM (GMT)

04:00 AM (EST)

To be webcasted online

https://edge.media-server.com/mmc/p/isw3vv6e

To participate in the Q&A session, please register using the link below to receive the dial in and PIN details:

https://register.vevent.com/register/BIcfbbdc677bb64d009b5c449006590a56

Disclaimer: To the participants located in Spain or with Spanish phone numbers who want to join via conference call, once you complete the registration, please use the "Call me” function.

If you have any questions, please contact Investor Relations at ir@telefonica.com or +34 914 828 700

www.telefonica.com/en/shareholders-investors/

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.