| General Information for Area Code 815 | |
|---|---|
| Country | United States |
| State/Province | Illinois |
| Major City | Chicago |
| Time Zone | Central |
| Prefix | Primary City | County | Phone Type |
|---|---|---|---|
| 815-281 | Galena, IL | Jo Daviess | Cell Number |
| 815-282 | Loves Park, IL | Winnebago | Landline |
| 815-283 | Dekalb, IL | Dekalb | Landline |
| 815-284 | Dixon, IL | Lee | Landline |
| 815-285 | Dixon, IL | Lee | Landline |
| 815-286 | Hinckley, IL | Dekalb | Landline |
| 815-287 | Verona, IL | Grundy | Landline |
| 815-288 | Dixon, IL | Lee | Landline |
| 815-289 | Rockford, IL | Winnebago | Cell Number |
| 815-290 | Minooka, IL | Grundy | Landline |
| 815-291 | Freeport, IL | Stephenson | Cell Number |
| 815-292 | South Beloit, IL | Winnebago | Landline |
| 815-293 | Romeoville, IL | Will | Landline |
| 815-294 | La Grange Park, IL | Cook | Cell Number |
| 815-295 | Kankakee, IL | Kankakee | Landline |
| 815-296 | Rockford, IL | Winnebago | Cell Number |
| 815-297 | Freeport, IL | Stephenson | Landline |
| 815-298 | Rockford, IL | Winnebago | Cell Number |
| 815-299 | Rockford, IL | Winnebago | Cell Number |
| 815-300 | Chicago, IL | Cook | Landline |
| Location Details |
|---|
Area code is a type of numbering scheme used in telecommunication. It divides the territories of its member countries, the code is a three-digit code. The digits 0 and 1 applied for central office codes. Other digits were applied into geographic areas of the service territory.
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