Area Code 302-250 located in WILMINGTON, NEW CASTLE, DE, more detail is as below. Place NPA (Numbering Plan Area) : 302 NXX (Local Number Prefix) : 250 City : WILMINGTON County : NEW CASTLE State : DE (Delaware) NXX Use Type : Landline NXX Intro Version : 2001-10-31 FIPS (Federal Information Processing Standards) : 10003 LATA (Local Access Transport Area) : 228 Rate Center : WILMINGTON ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 19802 Other Information NPANXX : 302250 County Population : 0 Switch CLLI (Common Language Location Identifier) : ADBNPA01CM1 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 : SPRINT SPECTRUM L.P. OCN (Operating Company Number) : 6664 Coverage Area Name : WILMINGTON Latitude : 39.7453 Longitude : -75.5447 ‹ previous : 302-250 next › : 302-251 Telephone Number List 302-250-0000 ~ 302-250-9999