Area Code Lookup
What Area Code Is Dunellen?
2 area codes serve Dunellen · New Jersey
Dunellen is served by area codes 732, 848. It is located in New Jersey.
Area Codes Serving Dunellen
Frequently Asked Questions
What area code is Dunellen?
Dunellen is served by area codes 732, 848. It is located in New Jersey.
Why does Dunellen 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). Dunellen now has 2 area codes — 732 and 848 — covering the same or overlapping areas.
How do I call Dunellen from outside the US?
To call Dunellen from abroad, dial +1 followed by the area code and 7-digit local number (e.g. +1-732-XXX-XXXX). The +1 is the country code for all NANPA countries.