| Population | Municipality or CDP | % Correct | |
|---|---|---|---|
| C | 2,746,388 | Chicago | 100%
|
| A | 180,542 | Aurora | 84%
|
| N | 149,540 | Naperville | 83%
|
| S | 114,394 | Springfield | 80%
|
| J | 150,362 | Joliet | 78%
|
| P | 113,150 | Peoria | 75%
|
| R | 148,655 | Rockford | 75%
|
| Q | 39,463 | Quincy | 67%
|
| B | 78,680 | Bloomington | 62%
|
| D | 70,522 | Decatur | 52%
|
| W | 89,321 | Waukegan | 52%
|
| E | 114,797 | Elgin | 51%
|
| U | 38,336 | Urbana | 43%
|
| Z | 24,655 | Zion | 39%
|
| K | 24,052 | Kankakee | 38%
|
| O | 58,703 | Orland Park | 29%
|
| T | 55,971 | Tinley Park | 25%
|
| H | 52,530 | Hoffman Estates | 22%
|
| M | 56,852 | Mount Prospect | 16%
|
| Y | 21,533 | Yorkville | 14%
|
| F | 23,973 | Freeport | 13%
|
| G | 48,705 | Glenview | 13%
|
| L | 44,476 | Lombard | 12%
|
| V | 26,850 | Vernon Hills | 12%
|