Area Code 201-203 located in NEWARK, ESSEX, NJ, more detail is as below. Place NPA (Numbering Plan Area) : 201 NXX (Local Number Prefix) : 203 City : NEWARK County : ESSEX State : NJ (New Jersey) NXX Use Type : Landline NXX Intro Version : 12/18/2006 FIPS (Federal Information Processing Standards) : 34013 LATA (Local Access Transport Area) : 224 Rate Center : HACKENSACK ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 07102 Other Information NPANXX : 201203 County Population : 0 Switch CLLI (Common Language Location Identifier) : NWRKNJMDDSJ MSA CBSA (Core Based Statistical Area) : New York-Northern New Jersey-Long Island, NY-NJ-PA MSA CBSA Code (Core Based Statistical Area) : 35620 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Company : YMAX COMMUNICATIONS CORP. - NJ OCN (Operating Company Number) : 325E Coverage Area Name : NEWARK Latitude : 40.7357 Longitude : -74.1750 ‹ previous : 201-202 next › : 201-204 Telephone Number List 201-203-0000 ~ 201-203-9999