| Business | Phone |
| Menard County Assessment 102 S 7th St, Petersburg 62675 | (217) 632-4461 |
| Menard County Circuit Clerk 102 S 7th St, Petersburg 62675 | (217) 632-2615 |
| Menard County Treasurer 102 S 7th St, Petersburg 62675 | (217) 632-2333 |
| Menard County Community Svc 102 S 7th St, Petersburg 62675 | (217) 632-4412 |
| Menard County Pound 19376 Sunny Acres Rd, Petersburg 62675 | (217) 632-7302 |
| Menard County Recorder 102 S 7th St, Petersburg 62675 | (217) 632-2415 |
| Menard Soil & Water Cnsrvtn 17781 Village Green Rd, Petersburg 62675 | (217) 632-7590 |
| Highway Garage Rr 1, Petersburg 62675 | (217) 632-2316 |