Area Code 302-933 located in MILLSBORO, SUSSEX, DE, more detail is as below. Place NPA (Numbering Plan Area) : 302 NXX (Local Number Prefix) : 933 City : MILLSBORO County : SUSSEX State : DE (Delaware) NXX Use Type : Landline NXX Intro Version : 1997-01-11 FIPS (Federal Information Processing Standards) : 10005 LATA (Local Access Transport Area) : 228 Rate Center : MILLSBORO ZIP Code Count : 150 ZIP Code Frequency : 89 ZIP Code : 19966 Other Information NPANXX : 302933 County Population : 0 Switch CLLI (Common Language Location Identifier) : MLBODEMBRS0 MSA CBSA (Core Based Statistical Area) : Seaford, DE MSA CBSA Code (Core Based Statistical Area) : 42580 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Company : VERIZON DELAWARE, INC. OCN (Operating Company Number) : 9210 Coverage Area Name : DAGSBORO Latitude : 38.5902 Longitude : -75.2891 ‹ previous : 302-933 next › : 302-934 Telephone Number List 302-933-0000 ~ 302-933-9999