Laborers' Benefit Office

2357 59th Street

St. Louis, MO 63110


Phone: (314) 644-2777

Toll Free: (800) 489-0228

Fax: (314) 646-4440



Office Hours: 7:00am-4:30pm

Phone Hours: 7:30am-4:30pm












St. Louis Laborers' Benefit Office




Serving Laborers' of Local 42 and 110

Committed to being responsive to the needs of our members by offering compassion and expertise while administering great benefits.

Here is a list of our current Welfare Summary of Material Modifications. If you have any questions at all regarding these,

please call the Benefit Office @ 314-644-2777 ext. 2. 

Welfare Summary of

Material Modification (SMM)