| Business | Phone |
| Holiday Hills Village Clerk 1304 Sunset Dr, Mchenry 60051 | (815) 344-4720 |
| Johnsburg Village Clerk 1515 Channel Beach Ave, Mchenry 60050 | (815) 385-6023 |
| Mc Cullom Lake Village Clerk 4811 W Orchard Dr, Mchenry 60050 | (815) 385-2211 |
| Mc Henry City Clerk 333 S Green St, Mchenry 60050 | (815) 363-2100 |
| Mc Henry Township Highway 3703 Richmond Rd, Mchenry 60050 | (815) 385-3076 |
| Mc Henry Township Supervisor 3703 Richmond Rd, Mchenry 60050 | (815) 385-5605 |
| Mc Henry Twp Fire Dist Mchenry 60050 | (815) 000-1111 |
| Lakemoor Village Clerk 234 Rand Rd, Mchenry 60051 | (815) 385-1117 |
| Lakemoor Village Office 104 S Lakeshore Dr, Mchenry 60051 | (815) 385-3930 |
| Lakemoor Village Office 536 Santa Barbara Rd, Mchenry 60051 | (815) 385-3758 |