Exhibit 23

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We hereby consent to the incorporation by reference in the Registration Statement on Form S-3 (No. 333-238159) of Southwestern Electric Power Company of our report dated February 25, 2021 relating to the financial statements, which appears in the 2020 Annual Report, which is incorporated by reference in this Annual Report on Form 10-K.

/s/ PricewaterhouseCoopers LLP

Columbus, Ohio

February 25, 2021