IRS refers to the Internal Revenue Service which is used for collecting the taxes in United States. Internal Revenue Service is a government organization and is a part of the Department of the Treasury. IRS is also liable for enforcing and interpretation the Internal Revenue Code. Its original name was given in 1918 and its headquarters located at Washington, D.C., United States. The postal and official address, email address and phone number (helpline) of irs oklahoma Service Center
and irs oklahoma customer phone number
is given below. The helpline of irs oklahoma customer phone number may or may not be toll free.
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