Our field office was Dallas
In Aug 2022, wife's I-751 had been pending for 40 months (filed in March 2019). Wife filed N-400 (5 year rule) on Aug 7, 2022. We had a combo interview on Dec 14th, 2022. Both I-751 and N-400 approved. On Jan 23, 2023, wife took oath in Plano.