(i) An organization seeking recognition of exempt status under section 501 or 521 of the Code is required to file an application with the key district director for the Internal Revenue district in which the principal place of business or principal office of the organization is located. Following are the 19 key district offices that process the applications and the Internal Revenue districts covered by each:
Key district(s) and IRS districts covered
Central Region:
Cincinnati: Cincinnati, Louisville, Indianapolis.
Cleveland: Cleveland, Parkersburg.
Detroit: Detroit.
Mid-Atlantic Region:
Baltimore: Baltimore (which includes the District of Columbia and Office of International Operations), Pittsburgh, Richmond.
Philadelphia: Philadelphia, Wilmington.
Newark: Newark.
Midwest Region:
Chicago: Chicago.
St. Paul: St. Paul, Fargo, Aberdeen, Milwaukee.
St. Louis: St Louis, Springfield, Des Moines, Omaha.
North-Atlantic Region:
Boston: Boston, Augusta, Burlington, Providence, Hartford, Portsmouth.
Manhattan: Manhattan.
Brooklyn: Brooklyn, Albany, Buffalo.
Southeast Region:
Atlanta: Atlanta, Greensboro, Columbia, Nashville.
Jacksonville: Jacksonville, Jackson Birmingham.
Southwest Region:
Austin: Austin, New Orleans, Albuquerque, Denver, Cheyenne.
Dallas: Dallas, Oklahoma City, Little Rock, Wichita.
Western Region:
Los Angeles: Los Angeles, Phoenix, Honolulu.
San Francisco: San Francisco, Salt Lake City, Reno.
Seattle: Seattle, Portland, Anchorage, Boise, Helena.