I assume I was the only one that missed this. Actually I knew about it some time ago, forgot about it, and then at the family reunion was reminded.
The City of Williston, North Dakota, now accepts bitcoin to pay utility bills. Links everywhere, here's one. The articles all say the same thing.
First city in North Dakota to accept cryptocurrency; only the third such municipality in the US to accept cryptocurrency.
The City of Williston started accepting cryptocurrency in June, 2021.