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We hereby consent to the incorporation by reference in the Registration Statement on Form S-3 (Nos. 333-269966 and 333-269962) and Form S-8 (Nos. 333-226394, 333-205099, 333-193690, and 333-256556) of ONE Gas, Inc. of our report dated February 22, 2024, relating to the financial statements and the effectiveness of internal control over financial reporting, which appears in this Form 10-K.