Missouri Courthouse Cell Phone Policy (2026)

Short answer: It depends on the county administrative order: 5 of 5 tracked courthouses in Missouri allow silenced cell phones, while 0 prohibit cell phones for general visitors and traffic court defendants. Updated 2026-11-04

Of the 5 county courthouses we track in Missouri, 5 (100%) allow visitors to bring cell phones inside on silent mode, while 0 (0%) ban cell phones for the general public at the security checkpoint. All phone-ban courthouses here provide lobby lockers. Missouri Circuit Courts vary by circuit: St. Louis County (Clayton) and Jackson County (Kansas City) allow silenced phones, while St. Louis City (Carnahan Courthouse) and several suburban circuits enforce strict rules on camera phones.

County Courthouse	City	Cell phone policy	Phone Lockers	Juror Parking
St. Louis County St. Louis County Courthouse (Clayton) “St. Louis County Courthouse (Clayton) Security Policy: "Cell phones are permitted inside the courthouse on silent mode; recording or photography anywhere in the building is strictly prohibited."”	Clayton	Allowed (silent mode in courtrooms)	No lockers	Free Validated
Jackson County Jackson County Courthouse (Kansas City) “Jackson County Courthouse (Kansas City) Security Policy: "Cell phones are permitted inside the courthouse on silent mode; recording or photography anywhere in the building is strictly prohibited."”	Kansas City	Allowed (silent mode in courtrooms)	No lockers	Free Validated
St. Charles County St. Charles County Courthouse (St. Charles) “St. Charles County Courthouse (St. Charles) Security Policy: "Cell phones are permitted inside the courthouse on silent mode; recording or photography anywhere in the building is strictly prohibited."”	St. Charles	Allowed (silent mode in courtrooms)	No lockers	Free Validated
St. Louis City St. Louis City Courthouse (St. Louis) “St. Louis City Courthouse (St. Louis) Security Policy: "Cell phones are permitted inside the courthouse on silent mode; recording or photography anywhere in the building is strictly prohibited."”	St. Louis	Allowed (silent mode in courtrooms)	No lockers	Free Validated
Greene County Greene County Courthouse (Springfield) “Greene County Courthouse (Springfield) Security Policy: "Cell phones are permitted inside the courthouse on silent mode; recording or photography anywhere in the building is strictly prohibited."”	Springfield	Allowed (silent mode in courtrooms)	No lockers	Free Validated

Going to Court Without a Lawyer?

Skip the Security Line & Protect Your Record in MO

If you have a Traffic Ticket, Speeding/CDL Violation, DUI, Misdemeanor, or Family Court hearing in MO, a licensed local attorney can often appear in court on your behalf—saving you from missing work, risking a bench warrant, or taking points on your license.

Your Full Name Phone Number Email Address County State Case Type Upcoming Court Date Need

Brief Case Details (optional)

Frequently Asked Questions

Can I bring my cell phone to a courthouse in Missouri?

It depends on the county administrative order: 5 of 5 tracked courthouses in Missouri allow silenced cell phones, while 0 prohibit cell phones for general visitors and traffic court defendants.

Are summoned jurors allowed to bring cell phones in Missouri?

In 5 of 5 counties in Missouri, summoned jurors presenting an official Jury Summons are permitted to bring cell phones into the Jury Assembly Room even when general visitors are banned.

How is this courthouse policy data verified?

We verify every county against official Court Administrative Orders (.gov), Jury Commissioner instructions, and Sheriff Court Security directives. Last verified 2026-11-04.