International Union of Operating Engineers

Territorial Jurisdiction

IUOE Local 77’s territorial jurisdiction is the metropolitan area of the District of Columbia, including four counties of Maryland; namely, Charles, St. Mary’s, Prince George’s and Montgomery, and seven counties in Virginia; namely, Fairfax, Prince William, Stafford, King George, Loudoun, Fauquier, Arlington, and the city of Alexandria.

The rest of the state of Virginia is covered by IUOE Local 147, (757) 461-4505. 

The rest of the state of Maryland is covered by IUOE Local 37, (410) 254-2030.