Local 98 has jurisdiction over portions of New Hampshire, Massachusetts, and all of Vermont. For more information on jurisdiction in other areas visit the IUOE's Locals Lookup page.

New Hampshire Hillsborough, Cheshire, Sullivan, Merrimack, and Grafton counties.
Vermont The whole state
Massachusetts Berkshire, Franklin, Hampshire and Hampden counties. Also the western part of Worcester county to a demarcation line formed by the eastern boundaries of the following townships: Sturbridge, Brookfield, East Brookdield, North Brookfield, Oakham, Barre, Templeton, and Winchendon.