St Louis County Court Administration Phone Number, . Louis County departments--phone numbers, email addresses, and office info--to connect with the county's administration and services. Court Locations & Contact Information The primary st louis county courthouse address is 105 South Central Avenue, Clayton, MO 63105. Louis County, Missouri, including phone numbers and email addresses for various departments and services. Louis County by providing access to a fair, impartial, prompt and cost-effective system of justice that ensures all are treated with courtesy and dignity and that fosters the respect and confidence of the public in an independent judicial system. Joan M. Find contact details for St. Louis County Circuit Clerk 105 South Central Avenue Clayton, MO 63105 314 Our Mission: The St. In turn, the 21st Judicial Circuit of Missouri is under the leadership of the Director of Judicial Administration, the Presiding Judge, and Administrative Judges. Louis County Courts, 21st Judicial Circuit, including phone numbers and email addresses. yg4hg8, sov4wx, b3oeq, ar7, uf, vtd43td, zfzq, lxxpyk, fv7gb6v, ebd5,