EX-23 4 adtn-ex23.htm EX-23

Exhibit 23

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We hereby consent to the incorporation by reference in the Registration Statements on Form S-3 (No. 268998) and Form S-8 (Nos. 333-266089 and 333-266091) of ADTRAN Holdings, Inc. of our report dated March 15, 2024 relating to the financial statements, financial statement schedule and the effectiveness of internal control over financial reporting, which appears in this Annual Report on Form 10-K.

/s/ PricewaterhouseCoopers LLP
Birmingham, Alabama
March 15, 2024