Prosperity Bancshares (PB) 10-K 2022 FY Annual report

Exhibit 21.1

PROSPERITY BANCSHARES, INC.

LIST OF SUBSIDIARIES

Direct Subsidiaries	Jurisdiction of Organization	Parent Entity
Prosperity Bank	Texas	Prosperity Bancshares, Inc.
Prosperity Interim Corporation	Texas	Prosperity Bancshares, Inc.
Indirect Subsidiaries	Jurisdiction of Organization	Parent Entity
Coppermark Card Services, Inc.	Oklahoma	Prosperity Bank
Citizens Insurance Agency of Texas, Inc.	Texas	Prosperity Bank
HSUMY, Inc.	Oklahoma	Prosperity Bank
LegacyTexas Holdings, Inc.	Texas	Prosperity Bank