Zip Code | City | Population |
|---|---|---|
| 60505 | Aurora | 59,466 |
| 60506 | Aurora | 50,300 |
| 60123 | Elgin | 49,537 |
| 60110 | Carpentersville | 39,383 |
| 60134 | Geneva | 30,938 |
| 60174 | Saint Charles | 30,799 |
| 60510 | Batavia | 28,393 |
| 60175 | Saint Charles | 25,957 |
| 60124 | Elgin | 24,172 |
| 60177 | South Elgin | 23,931 |
| 60140 | Hampshire | 21,287 |
| 60542 | North Aurora | 18,105 |
| 60118 | Dundee | 15,623 |
| 60554 | Sugar Grove | 12,029 |
| 60119 | Elburn | 10,872 |
| 60136 | Gilberts | 8,481 |
| 60151 | Maple Park | 3,944 |
| 60511 | Big Rock | 1,756 |
| 60109 | Burlington | 434 |
| 60539 | Mooseheart | 246 |
| 60144 | Kaneville | 83 |
| 60183 | Wasco | 0 |