Area Code 302-283 located in NEWARK, NEW CASTLE, DE, more detail is as below. Place NPA (Numbering Plan Area) : 302 NXX (Local Number Prefix) : 283 City : NEWARK County : NEW CASTLE State : DE (Delaware) NXX Use Type : Landline NXX Intro Version : 1997-04-01 FIPS (Federal Information Processing Standards) : 10003 LATA (Local Access Transport Area) : 228 Rate Center : NEWARK ZIP Code Count : 183 ZIP Code Frequency : 25 ZIP Code : 19713 Other Information NPANXX : 302283 County Population : 0 Switch CLLI (Common Language Location Identifier) : NWRKDENBDS0 MSA CBSA (Core Based Statistical Area) : Philadelphia-Camden-Wilmington, PA-NJ-DE-MD MSA CBSA Code (Core Based Statistical Area) : 37980 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Company : VERIZON DELAWARE, INC. OCN (Operating Company Number) : 9210 Coverage Area Name : NEWARK Latitude : 39.6822 Longitude : -75.7362 ‹ previous : 302-282 next › : 302-283 Telephone Number List 302-283-0000 ~ 302-283-9999