Laborers' Local 660

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Laborers' Local 660
2633 West Clay
St. Charles, MO 63301
Phone: 636-946-8766
Fax: 636-946-6299

Office Hours
Mon. - Thur. | 6am - 4pm
Friday | 6am - 4:30pm

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Official petitions are currently being circulated to be signed. Online petitions are not official and will not count. Official paper petitions should only be signed once. For more information call Laborers’ Local 660 or go to