Area Code 815
Area code 815 serves Illinois, including Illinois. It is listed as a geographic area code in United States.
Area Code 815 Summary
- Area code
- 815
- Region
- Illinois
- Country
- United States
- Major cities
- Illinois
- Timezone
- CT
- Current local time
- CT: 3:09amCT: 3:09am
- Type
- geographic
- Overlays
- 779