| Business | Phone |
| Dallas County Shop 2340 250th St, Adel 50003 | (515) 993-5801 |
| Dallas County Budget Dept 801 Court St, Adel 50003 | (515) 993-5814 |
| Dallas County Case Management 801 Court St, Adel 50003 | (515) 993-5869 |
| Dallas County Case Management 907 Court St, Adel 50003 | (515) 993-5869 |
| Dallas County Data Processing 801 Court St 101, Adel 50003 | (515) 993-5818 |
| Dallas County Engineer 415 River St, Adel 50003 | (515) 993-4289 |
| Dallas County Gis 801 Court St, Adel 50003 | (515) 993-6900 |
| Dallas County Recorder 801 Court St 203, Adel 50003 | (515) 993-5804 |
| Dallas County Storekeeper 415 River St, Adel 50003 | (515) 993-5811 |
| Dallas County Veteran Affairs 801 Court St, Adel 50003 | (515) 993-5809 |
| Dallas County Voter Rgstrtn 801 Court St 200, Adel 50003 | (515) 993-4751 |