Steamfitters Local 602 covers the following locations in their jurisdiction:

• District of Columbia

We cover ALL of the following counties in Maryland

• Calvert
• Charles
• Montgomery
• Prince Georges
• St. Mary's

We cover PORTIONS of the following counties in Maryland

• Anne Arundel
• Howard

We cover ALL of the following counties in Virginia

• Arlington
• Clarke
• Fairfax
• Fauquier
• King George
• Loudoun
• Prince William
• Stafford

We cover PORTIONS of the following counties in Virginia

• Frederick
• Spotsylvania
• Warren
• Westmoreland

We cover the following CITIES in Virginia

• Alexandria
• Fairfax City
• Falls Church
• Fredericksburg
• Winchester