Area Code 330-542 located in PETERSBURG, MAHONING, OH, more detail is as below. Place NPA (Numbering Plan Area) : 330 NXX (Local Number Prefix) : 542 City : PETERSBURG County : MAHONING State : OH (Ohio) NXX Use Type : Landline NXX Intro Version : 1996-04-15 FIPS (Federal Information Processing Standards) : 39099 LATA (Local Access Transport Area) : 322 Rate Center : NORTH LIMA ZIP Code Count : 315 ZIP Code Frequency : 17 ZIP Code : 44454 Other Information NPANXX : 330542 County Population : 0 Switch CLLI (Common Language Location Identifier) : NWMLOH54RS1 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 : AMERITECH OHIO OCN (Operating Company Number) : 9321 Coverage Area Name : NEW MIDDLETOWN Latitude : 40.9603 Longitude : -80.5584 ‹ previous : 330-541 next › : 330-542 Telephone Number List 330-542-0000 ~ 330-542-9999