| Category | Subcategory | Lat | Lon | Range |
|---|---|---|---|---|
| Businesses | Petersburg | 40.002 | -89.842 | 5 |
| Businesses | Menard County Electric CoOp | 40.01605 | -89.79813 | 13 |
| Businesses | Menard County Rural Water Coop (Petersburg) | 40.01605 | -89.79813 | 13 |
| Businesses | Miscellaneous/Service Companies | 40.01079 | -89.85168 | 45 |
