224 Area Code
The 35 central offices below make up area code (224) in Illinois.
- (224) 935
- (224) 231
- (224) 256
- (224) 392
- (224) 592
- (224) 436
- (224) 300
- (224) 639
- (224) 353
- (224) 260
- (224) 229
- (224) 222
- (224) 800
- (224) 246
- (224) 207
- (224) 723
- (224) 241
- (224) 623
- (224) 387
- (224) 372
- (224) 635
- (224) 940
- (224) 302
- (224) 306
- (224) 366
- (224) 345
- (224) 277
- (224) 880
- (224) 270
- (224) 545
- (224) 230
- (224) 512
- (224) 301
- (224) 333
- (224) 676
These exchanges encompass the following IL cities:
- Skokie
- Roselle
- Algonquin
- Northbrook
- Lake Forest
- Deerfield
- West Chicago
- Des Plaines
- Elk Grove Village
- Arlington Heights
- Libertyville
- Lake Villa
- North Chicago
- Round Lake
- Elgin
- Barrington
- Wheeling
Learn more: Area code 224 at Wikipedia