Monmouth Junction, NJ is a city located in Middlesex County, New Jersey and has a land area of 13.33 square miles (34.52 km2). The water area for the city is 0.06 square miles or 0.16 km2. There is one unique zip code in Monmouth Junction, New Jersey and it is 08852. The area code(s) for Monmouth Junction is 732/848.
|