Area Code Lookup
What Area Code Is Long Valley?
Area code 908 · New Jersey
Long Valley uses area code 908. It is located in New Jersey.
Area Code Serving Long Valley
Frequently Asked Questions
What area code is Long Valley?
Long Valley uses area code 908. It is located in New Jersey.
How do I call Long Valley from outside the US?
To call Long Valley 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.