| Office | Phone | Fax |
| ASSESSOR Rick Kessinger | 868-4101 | 868-4844 |
| AUDITOR Cindy Stein | 868-4120 | 829-6667 |
| CIRCUIT CLERK Steve Helms | 868-4074 | |
| CIRCUIT COURT | | |
| Div. 1 Judge Mike Cordonnier | 868-4078 | 829-6618 |
| Div. 2 Judge David Jones | 868-4086 | 829-6619 |
| Div. 3 Judge Dan Conklin | 868-4080 | 829-4828 |
| Div. 4 Judge Thomas E. Mountjoy | 868-4089 | 829-6179 |
| Div. 5 Judge Calvin Holden | 868-4837 | 829-6614 |
| ASSOCIATE COURT | | |
| Div. 21 Judge Dan Imhof | 868-4099 | |
| Div. 22 Judge Jason Brown | 868-4107 | 868-4809 |
| Div. 23 Judge Mark Fitzsimmons | 868-4095 | 829-6622 |
| Div. 24 Judge Mark A. Powell | 829-6546 | 829-6623 |
| DRUG COURT | | |
| Commissioner Peggy Davis | 829-6602 | 829-6620 |
| Drug/DWI Court Administrator | 829-6159 | 829-6620 |
| FAMILY COURT | | |
| Commissioner Sue Chrisman | 868-4802 | |
| Commissioner Scott Tinsley | 868-4800 | |
| Commissioner Jeff Marquardt | 868-4180 | |
| PROBATE COURT | | |
| Commissioner Carol Aiken | 868-4027 | 868-4182 |
| COURTS - OTHER | | |
| Courts Administrator | 868-4899 | |
| Courts Information Technology | 868-4088 | |
| Courts Security | 829-6281 | 868-4830 |
| Jury Hotline | 868-4819 | |
| Jury Management | 868-4821 | |
| Juvenile Office | 868-4008 | 868-4119 |
| Juvenile Youth Academy | 868-4815 | |
| COLLECTOR OF REVENUE Scott Payne | 868-4036 | 868-4854 |
| COUNTY CLERK Richard Struckhoff | 868-4055 | 868-4170 |
| Archives | 868-4021 | |
| Payroll | 829-6297 | |
| Voter Registration | 868-4060 | |
| COUNTY COMMISSION | | |
| Presiding Commissioner Jim Viebrock | 868-4112 | 868-4818 |
| Commissioner 1st District Harold Bengsch | 868-4112 | 868-4818 |
| Commissioner 2nd District Roseann Bentley | 868-4112 | 868-4818 |
| PROSECUTING ATTORNEY Dan Patterson | 868-4061 | 868-4160 |
| Bad Checks/Delinquent Taxes | 868-4034 | |
| Child Support | 868-4126 | 862-8730 |
| Traffic Division | 868-4123 | |
| Victim/Witness | 868-4082 | 829-6177 |
| PUBLIC ADMINISTRATOR David Yancey | 868-4022 | 868-4840 |
| RECORDER OF DEEDS Cheryl Dawson | 868-4068 | 868-4807 |
| SHERIFF Jim Arnott | 868-4040 | 868-4830 |
| Jail | 868-4048 | 829-6688 |
| TREASURER Bill Compere | 868-4051 | 829-6196 |
| OTHER OFFICES | | |
| Budget Office | 868-4115 | 868-4818 |
| Building Operations | 868-4033 | 829-6604 |
| Building Regulations | 868-4015 | 868-4175 |
| County Counselor Ted Johnson | 866-7777 | 866-1752 |
| Courty Administrator | 868-4873 | 868-4175 |
| Emergency Management | 869-6040 | 869-6654 |
| E-911 (for emergencies call 9-1-1) | 864-1719 | 864-1824 |
| Environmental | 868-4147 | 868-4163 |
| Health Department | 864-1658 | 864-1099 |
| Highway Department | 831-3591 | 831-5216 |
| Human Resources | 868-4116 | 868-4818 |
| Information Systems | 868-4031 | 829-6190 |
| Job Hotline | 868-4117 | |
| Mailroom | 868-4004 | 868-4050 |
| Medical Examiner (after hours 885-7686) | 868-4822 | 868-4823 |
| Microfilm | 868-4836 | |
| Parks Department | 864-1049 | |
| Planning & Zoning | 868-4005 | 868-4808 |
| Pretrial Services | 829-6578 | 829-6032 |
| Print Shop | 868-4024 | |
| Public Information Office | 829-6019 | 868-4818 |
| Purchasing | 868-4012 | 868-4188 |
| Resource Management | 868-4873 | 868-4175 |
| Riverbluff Cave Field House | 883-0594 | |
| Switchboard | 868-4000 | |
| TDD (Phone for the Hearing Impaired) | 862-6725 | |
| Missouri Relay Service (voice) | 1-800-735-2466 | |
| Missouri Relay Service (TDD) | 1-800-735-2966 | |
| Senior Services Tax Board | 829-6060 | |
| Solid Waste District O | 868-4197 | 868-4163 |
| EMERGENCY DEFIBRILATOR | 829-6281 or 868-4000 | |
| Courthouse Open/Closed Status | 868-4000 | |