Area Code Lookup
What Area Code Is Lake Zurich?
2 area codes serve Lake Zurich · Illinois
Lake Zurich is served by area codes 224, 847. It is located in Illinois.
Area Codes Serving Lake Zurich
Frequently Asked Questions
What area code is Lake Zurich?
Lake Zurich is served by area codes 224, 847. It is located in Illinois.
Why does Lake Zurich have multiple area codes?
As demand for phone numbers increased, NANPA added area codes through splits (dividing the region) or overlays (layering a new code over the same geography). Lake Zurich now has 2 area codes — 224 and 847 — covering the same or overlapping areas.
How do I call Lake Zurich from outside the US?
To call Lake Zurich from abroad, dial +1 followed by the area code and 7-digit local number (e.g. +1-224-XXX-XXXX). The +1 is the country code for all NANPA countries.