Area Code Lookup
What Area Code Is Stony Brook?
Area code 631 · New York
Stony Brook uses area code 631. It is located in New York.
Area Code Serving Stony Brook
Frequently Asked Questions
What area code is Stony Brook?
Stony Brook uses area code 631. It is located in New York.
How do I call Stony Brook from outside the US?
To call Stony Brook from abroad, dial +1 followed by the area code and 7-digit local number (e.g. +1-631-XXX-XXXX). The +1 is the country code for all NANPA countries.