Territorial Jurisdiction

The Mechanical Contractors Association, cover the following Counties in Pennsylvania:
Adams County
Bradford County (West of the Susquehanna River)
Centre County
Clinton County
Columbia County
Cumberland County
Dauphin County
Franklin County
Fulton County
Juniata County
Lancaster County
Lebanon County (West of Route 501)
Lycoming County
Mifflin County
Montour County
Northumberland County
Perry County
Potter County
Snyder County
Sullivan County
Tioga County
Union County
York County