| | Chicago city (part) | 1714000 | Cook County 17031 | IL | Chicago-Naperville-Elgin,
IL-IN 16980 | Chicago-Naperville,
IL-IN-WI 176 | Y | https://maps.google.com/?q=Chicagocity+IL |
| | Chicago Heights city | 1714026 | Cook County 17031 | IL | Chicago-Naperville-Elgin,
IL-IN 16980 | Chicago-Naperville,
IL-IN-WI 176 | | https://maps.google.com/?q=ChicagoHeightscity+IL |
| | Chicago Ridge village | 1714065 | Cook County 17031 | IL | Chicago-Naperville-Elgin,
IL-IN 16980 | Chicago-Naperville,
IL-IN-WI 176 | | https://maps.google.com/?q=ChicagoRidgevillage+IL |
| | Cicero town | 1714351 | Cook County 17031 | IL | Chicago-Naperville-Elgin,
IL-IN 16980 | Chicago-Naperville,
IL-IN-WI 176 | | https://maps.google.com/?q=Cicerotown+IL |
| | Country Club Hills city | 1716691 | Cook County 17031 | IL | Chicago-Naperville-Elgin,
IL-IN 16980 | Chicago-Naperville,
IL-IN-WI 176 | | https://maps.google.com/?q=CountryClubHillscity+IL |
| | Countryside city | 1716873 | Cook County 17031 | IL | Chicago-Naperville-Elgin,
IL-IN 16980 | Chicago-Naperville,
IL-IN-WI 176 | | https://maps.google.com/?q=Countrysidecity+IL |
| | Crestwood village | 1717497 | Cook County 17031 | IL | Chicago-Naperville-Elgin,
IL-IN 16980 | Chicago-Naperville,
IL-IN-WI 176 | | https://maps.google.com/?q=Crestwoodvillage+IL |
| | Crete village (part) | 1717523 | Cook County 17031 | IL | Chicago-Naperville-Elgin,
IL-IN 16980 | Chicago-Naperville,
IL-IN-WI 176 | | https://maps.google.com/?q=Cretevillage+IL |
| | Deer Park village (part) | 1719083 | Cook County 17031 | IL | Chicago-Naperville-Elgin,
IL-IN 16980 | Chicago-Naperville,
IL-IN-WI 176 | | https://maps.google.com/?q=DeerParkvillage+IL |
| | Deerfield village (part) | 1718992 | Cook County 17031 | IL | Chicago-Naperville-Elgin,
IL-IN 16980 | Chicago-Naperville,
IL-IN-WI 176 | | https://maps.google.com/?q=Deerfieldvillage+IL |