Illinois Area Codes for the Major Cities
| Addison area code | 331/630 | Galesburg area code | 309 | Roselle area code | 630/331 | ||
| Algonquin area code | 224/847 | Glen Ellyn area code | 630/331 | Round Lake Beach area code | 847/224 | ||
| Alton area code | 618 | Glendale Heights area code | 630/331 | Schaumburg area code | 224/847 | ||
| Arlington Heights area code | 847/224 | Glenview area code | 224/847 | Skokie area code | 224/847 | ||
| Aurora area code | 630/331 | Granite City area code | 618 | South Holland area code | 708 | ||
| Bartlett area code | 630/331 | Gurnee area code | 224/847 | Springfield area code | 217 | ||
| Batavia area code | 331/630 | Hanover Park area code | 331/630 | St. Charles area code | 331/630 | ||
| Belleville area code | 618 | Harvey area code | 708 | Streamwood area code | 331/630 | ||
| Bellwood area code | 708 | Highland Park area code | 847/224 | Tinley Park area code | 708 | ||
| Belvidere area code | 815/779 | Hoffman Estates area code | 224/847 | Urbana area code | 217 | ||
| Bensenville area code | 331/630 | Joliet area code | 779/815 | Vernon Hills area code | 224/847 | ||
| Berwyn area code | 708 | Kankakee area code | 815/779 | Villa Park area code | 630/331 | ||
| Bloomingdale area code | 630/331 | Lake Forest area code | 224/847 | Waukegan area code | 847/224 | ||
| Bloomington area code | 309 | Lake In The Hills area code | 847/224 | West Chicago area code | 630/331 | ||
| Blue Island area code | 708 | Lansing area code | 708 | Westmont area code | 630/331 | ||
| Bolingbrook area code | 630/331 | Libertyville area code | 224/847 | Wheaton area code | 331/630 | ||
| Buffalo Grove area code | 847/224 | Lisle area code | 331/630 | Wheeling area code | 224/847 | ||
| Burbank area code | 708 | Lombard area code | 630/331 | Wilmette area code | 847/224 | ||
| Calumet City area code | 708 | Loves Park area code | 815/779 | Woodridge area code | 630/331 | ||
| Carbondale area code | 618 | Machesney Park area code | 815/779 | Woodstock area code | 779/815 | ||
| Carol Stream area code | 331/630 | Maywood area code | 708 | Zion area code | 847/224 | ||
| Carpentersville area code | 224/847 | Mchenry area code | 779/815 | ||||
| Champaign area code | 217 | Melrose Park area code | 708 | ||||
| Charleston area code | 217 | Moline area code | 309 | ||||
| Chicago area code | 872/312/773 | Morton Grove area code | 847/224 | ||||
| Chicago Heights area code | 708 | Mount Prospect area code | 224/847 | ||||
| Cicero area code | 708 | Mundelein area code | 847/224 | ||||
| Collinsville area code | 618 | Naperville area code | 630/331 | ||||
| Crystal Lake area code | 779/815 | Niles area code | 224/847 | ||||
| Danville area code | 217 | Normal area code | 309 | ||||
| Darien area code | 630/331 | North Chicago area code | 847/224 | ||||
| De Kalb area code | 779/815 | Northbrook area code | 224/847 | ||||
| Decatur area code | 217 | O'fallon area code | 618 | ||||
| Des Plaines area code | 224/847 | Oak Forest area code | 708 | ||||
| Dolton area code | 708 | Oak Lawn area code | 708 | ||||
| Downers Grove area code | 630/331 | Oak Park area code | 708 | ||||
| East Moline area code | 309 | Orland Park area code | 708 | ||||
| East Peoria area code | 309 | Palatine area code | 847/224 | ||||
| East St. Louis area code | 618 | Park Forest area code | 708 | ||||
| Edwardsville area code | 618 | Park Ridge area code | 224/847 | ||||
| Elgin area code | 847/224 | Pekin area code | 309 | ||||
| Elk Grove Village area code | 224/847 | Peoria area code | 309 | ||||
| Elmhurst area code | 630/331 | Quincy area code | 217 | ||||
| Elmwood Park area code | 708 | Rock Island area code | 309 | ||||
| Evanston area code | 224/847 | Rockford area code | 779/815 | ||||
| Evergreen Park area code | 708 | Rolling Meadows area code | 224/847 | ||||
| Freeport area code | 779/815 | Romeoville area code | 779/815 | ||||
| Galesburg area code | 309 | Roselle area code | 630/331 | ||||
We offer information for more than the state of Illinois. Learn more about our area code lookup services below!
At http://area-code-lookup.blogspot.com, you'll find helpful area code information, including the area code location. We provide you with the major cities located within each area code across the United States within the North American Numbering Plan.
Other telephone area codes can be found using our area code locator found on the homepage. To look up an area code for a particular state, please see the blog archives located to your right.
