Area Code 330-275 located in YOUNGSTOWN, MAHONING, OH, more detail is as below. Place NPA (Numbering Plan Area) : 330 NXX (Local Number Prefix) : 275 City : YOUNGSTOWN County : MAHONING State : OH (Ohio) NXX Use Type : Wireless NXX Intro Version : 1999-10-13 FIPS (Federal Information Processing Standards) : 39099 LATA (Local Access Transport Area) : 923 Rate Center : YOUNGSTOWN ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 44506 Other Information NPANXX : 330275 County Population : 0 Switch CLLI (Common Language Location Identifier) : YNTWOHHD5MD MSA CBSA (Core Based Statistical Area) : Youngstown-Warren-Boardman, OH-PA MSA CBSA Code (Core Based Statistical Area) : 49660 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Company : CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH OCN (Operating Company Number) : 6025 Coverage Area Name : MILLERSBURG Latitude : 40.5509 Longitude : -81.9200 ‹ previous : 330-275 next › : 330-276 Telephone Number List 330-275-0000 ~ 330-275-9999