| Business | Phone |
| Brooklyn Village Maintenance 112 Detroit St, Brooklyn 49230 | (517) 592-5873 |
| Brooklyn Village Office 121 N Main St, Brooklyn 49230 | (517) 592-2591 |
| Columbia Township Offices 8500 Jefferson Rd, Brooklyn 49230 | (517) 592-6646 |
| Columbia Twp Offices 8500 Jefferson Rd, Brooklyn 49230 | (517) 592-2000 |
| Columbia Twp Sewer Dept 8500 Jefferson Rd, Brooklyn 49230 | (517) 592-5860 |
| Village Of Cement City 135 S Main St, Brooklyn 49230 | (517) 592-2756 |