Contact Information

Thank you for taking time to contact St. Louis County Government. We appreciate your input and look forward to answering your questions as quickly and efficiently as possible. 

Our customer service line at 314-615-5000 or TTY 314-615-5889 will answer your call within normal business hours (8:00 am to 5:00 pm). 

You can also use the online contact form below to send us your questions.  Your question will be reviewed and sent to the appropriate county staff, who will reply to a valid email address.

Online Questions

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Address and Phone Information

Main Location:

41 South Central
Clayton, MO  63105
(314) 615-5000

Satellite Centers:

The Crossings At Northwest:
Northwest Crossing
715 Northwest Plaza Drive
St. Ann, MO 63074
(314) 615-7400

Clarkson Wilson Centre
82 Clarkson Wilson Centre
Chesterfield, MO  63017
(314) 615-0900

Keller Plaza
4544 Lemay Ferry Road
St. Louis, MO  63129
(314) 615-4000


Click here for more information on County Facilities and Hours of Operations.