Laborers’ Local 660 covers construction work St. Charles, Lincoln, Warren, 

Montgomery, Pike, Ralls, Marion, Shelby, Lewis, Knox, Clark and Scotland Counties in 

Missouri. LIUNA Local 660 was formed on April 5, 1937 and is an affiliate of 

LIUNA—the Laborers’ International Union of North America—the most progressive, 

aggressive and fastest-growing union of construction workers.

Local 660 has grown to over 1,200 members by its 75th anniversary.

Office hours are Monday-Friday 6 am to 4 pm.

Sign-up day is the second Monday of the month.

Union Meetings are the first Wednesday of the month at 7:00 pm.