| General Information for Illinois | |
|---|---|
| County Number | 105 |
| ISO | US-IL |
| IGN | IL |
| FIPS | US17 |
| Capital | Springfield |
| Nickname | Prairie State |
| Name | Zip Code | County |
|---|---|---|
| Riverdale | 60827 | Cook |
| Piety Hill | 61348 | LaSalle |
| Buckner | 62819 | Franklin |
| East Dubuque | 61025 | Jo Daviess |
| Lowder | 62662 | Sangamon |
| Norwood | 61604 | Peoria |
| Boaz | 62956 | Pulaski |
| Orland Hills | 60477 60487 | Cook |
| Channahon | 60410 | Will |
| Tuscola | 61953 | Douglas |
| Name | HASC | IGN | State |
|---|---|---|---|
| Mason | US.IL.MS | IL125 | Illinois |
| DeKalb | US.IL.DK | IL037 | Illinois |
| Effingham | US.IL.EF | IL049 | Illinois |
| Fayette | US.IL.FA | IL051 | Illinois |
| Massac | US.IL.MA | IL127 | Illinois |
| Douglas | US.IL.DO | IL041 | Illinois |
| Lee | US.IL.LE | IL103 | Illinois |
| Sangamon | US.IL.SM | IL167 | Illinois |
| Calhoun | US.IL.CH | IL013 | Illinois |
| Winnebago | US.IL.WN | IL201 | Illinois |
| Jo Daviess | US.IL.JO | IL085 | Illinois |
| Gallatin | US.IL.GA | IL059 | Illinois |
| Grundy | US.IL.GU | IL063 | Illinois |
| Edwards | US.IL.EW | IL047 | Illinois |
| Boone | US.IL.BO | IL007 | Illinois |
| Carroll | US.IL.CL | IL015 | Illinois |
| Wayne | US.IL.WY | IL191 | Illinois |
| DeWitt | US.IL.DW | IL039 | Illinois |
| Williamson | US.IL.WS | IL199 | Illinois |
| DuPage | US.IL.DU | IL043 | Illinois |
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