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     Department of Public Works
     St. Louis County Government
     41 S. Central Avenue, 6th Fl.
     Clayton, MO 63105
     Phone: (314) 615-5184
     Fax: (314) 615-7085
     TTY: (314) 615-3748
     Send us your question or comment

    Office Locations and Hours of Business

    Main Office
    41 South Central Avenue, 6th Floor
    Clayton, Missouri 63105
    (314) 615-5184
    (314) 615-3748 - TTY
    Office Hours: 8:00 a.m. - 5:00 p.m.

    Business Assistance Center
    6th Floor
    (314) 615-5222 Business Assistance Center
    (314) 615-4269 Permit Application Center
    Fax: (314) 615-7085
    Office Hours: 8:00 a.m. - 5:00 p.m

    North Satellite
    #21 Village Square
    (North 67 and Highway 270)
    Hazelwood, Missouri 63042
    (314) 615-7304
    Office Hours: 7:30 a.m. - 4:30 p.m.

    Office Closed 12:30p.m. - 1:30p.m.
    South Satellite
    Keller Plaza
    4554 Lemay Ferry Road
    (314) 615-4076
    Office Hours: 7:30 a.m. - 4:30 p.m.
    West Satellite
    Clarkson Wilson Centre
    74 Clarkson Centre
    Chesterfield, Missouri 63017
    (314) 615-0902
    Office Hours: 7:30 a.m. - 4:30 p.m.