| Anonymous Tip Line | 636-282-6699 |
| Arnold Athletic Association (Chris Parker) | 636-464-0028 |
| Arnold Food Pantry | 636-467-5959 |
| Arnold Senior Citizens Dining Center | 636-296-0475 |
| Assessor (Hillsboro) | 636-797-5466 |
| Chamber of Commerce | 636-296-1910 |
| Community Center Pay Phone | 636-287-9612 |
| Comtrea (Arnold) | 636-296-6206 |
| County Commissioner’s Office | 636-797-5403 |
| Family Services (Arnold) | 636-287-1364 |
| Family Services (Jefferson County) | 636-797-9601 |
| Fox C-6 School District | 636-296-8000 |
| Health Clinic / Health Dept | 636-282-1010 |
| Heat Assistance | 800-891-1540 |
| Hillsboro Court House | 636-797-5555 |
| Historical Society | 636-282-2828 |
| Jefferson County Animal Control | 636-797-5577 |
| Jefferson County Court House | 636-797-5555 |
| Jefferson County Health Dept | 636-789-3372 |
| Jefferson County Library | 636-296-2204 |
| Jefferson County Police – Non-Emergency | 636-296-3204 |
| Jefferson County Transit | 636-933-9380 |
| Kimmswick City Hall | 636-464-7407 |
| Mayor’s Hot Line | 636-282-6699 |
| Meals on Wheels | 636-296-0475 |
| Missouri Natural Gas | 636-931-5353 |
| Missouri Driver’s Test | 636-282-9485 |
| MO DOT | 314-340-4100 |
| Post Office | 636-296-1936 |
| Red Cross (Jefferson County) | 636-464-9150 |
| Republic Services (Allied Services) – Trash & Recycling | 314-567-1800 |
| St. Anthony’s Hospital | 314-525-1000 |
| Salvation Army Food Pantry | 636-464-0787 |
| Social Security Office | 800-772-1213 |
| State License Office | 636-461-0846 |
| Underground Cable Locator (48 hours notice) | 800-344-7483 |
| Unemployment Office | 636-287-8909 |
| Voter Registration | 636-797-5486 |
| WIC | 636-789-2686 |