← Who holds officeOklahomaAlan ArmstrongU.S. Senator from OklahomaRepublicanAAPartyRepublicanOfficeU.S. Senator from OklahomaIn this chamber since2026Current term endsJanuary 2027Official websitearmstrong.senate.govPhone202-224-4721Washington office330 Hart Senate Office Building Washington DC 20510Official portrait: U.S. Government Publishing Office, public domain. Service record: the public congress-legislators dataset.