| Letter | Population | C/V | CITY/VILLAGE | % Correct |
|---|---|---|---|---|
| C | 2,705,994 | C | Chicago | 99%
|
| A | 199,602 | C | Aurora | 85%
|
| P | 111,388 | C | Peoria | 82%
|
| N | 148,304 | C | Naperville | 81%
|
| J | 148,099 | C | Joliet | 80%
|
| R | 146,526 | C | Rockford | 80%
|
| S | 114,694 | C | Springfield | 79%
|
| E | 111,683 | C | Elgin | 68%
|
| D | 71,290 | C | Decatur | 59%
|
| Q | 40,042 | C | Quincy | 59%
|
| B | 77,962 | C | Bloomington | 56%
|
| W | 86,792 | C | Waukegan | 53%
|
| U | 42,046 | C | Urbana | 50%
|
| Z | 23,705 | C | Zion | 43%
|
| O | 58,312 | V | Orland Park | 35%
|
| K | 26,052 | C | Kankakee | 34%
|
| T | 56,204 | V | Tinley Park | 28%
|
| X | 364 | V | Xenia | 23%
|
| G | 47,258 | V | Glenview | 18%
|
| H | 51,197 | V | Hoffman Estates | 17%
|
| M | 54.198 | V | Mount Prospect | 13%
|
| Y | 20,119 | C | Yorkville | 13%
|
| F | 23,920 | C | Freeport | 11%
|
| I | 9,867 | V | Itasca | 11%
|
| L | 44,523 | V | Lombard | 11%
|
| V | 26,641 | V | Vernon Hills | 11%
|