Area Code Lookup
What Area Code Is Chambersburg?
2 area codes serve Chambersburg · Pennsylvania
Chambersburg is served by area codes 223, 717. It is located in Pennsylvania.
Area Codes Serving Chambersburg
Frequently Asked Questions
What area code is Chambersburg?
Chambersburg is served by area codes 223, 717. It is located in Pennsylvania.
Why does Chambersburg 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). Chambersburg now has 2 area codes — 223 and 717 — covering the same or overlapping areas.
How do I call Chambersburg from outside the US?
To call Chambersburg from abroad, dial +1 followed by the area code and 7-digit local number (e.g. +1-223-XXX-XXXX). The +1 is the country code for all NANPA countries.