Area Code Lookup
What Area Code Is Plainfield?
2 area codes serve Plainfield
Plainfield is served by area codes 908, 959. It spans New Jersey and Connecticut.
Area Codes Serving Plainfield
Frequently Asked Questions
What area code is Plainfield?
Plainfield is served by area codes 908, 959.
Why does Plainfield 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). Plainfield now has 2 area codes — 908 and 959 — covering the same or overlapping areas.
How do I call Plainfield from outside the US?
To call Plainfield from abroad, dial +1 followed by the area code and 7-digit local number (e.g. +1-908-XXX-XXXX). The +1 is the country code for all NANPA countries.