551 Area Code is part of 0 counties in the state of New Jersey. There are around 0 cities in the 551 area code. The 551 area code is located in the EST timezone. New Jersey has an avarage population of 8,723,808 spread between the coordinates of +40.298904 Latitude and -74.521011 Longitude.
Below you will find more info about 551 Area Code and also zip codes, counties, cities and the post offices that belong to this Area Code.