Area Code 212-331 located in OCEANSIDE, NASSAU, NY, more detail is as below. Place NPA (Numbering Plan Area) : 212 NXX (Local Number Prefix) : 331 City : OCEANSIDE County : NASSAU State : NY (New York) NXX Use Type : Landline NXX Intro Version : 1998-05-18 FIPS (Federal Information Processing Standards) : 36059 LATA (Local Access Transport Area) : 132 Rate Center : NWYRCYZN01 ZIP Code Count : 1 ZIP Code Frequency : 3 ZIP Code : 11572 Other Information NPANXX : 212331 County Population : 0 Switch CLLI (Common Language Location Identifier) : NYCMNYBXDS0 MSA CBSA (Core Based Statistical Area) : New York-Northern New Jersey-Long Island, NY-NJ-PA MSA CBSA Code (Core Based Statistical Area) : 35620 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Company : TELEPORT COMMUNICATIONS GROUP - NY OCN (Operating Company Number) : 7140 Coverage Area Name : NEW YORK Latitude : 40.7447 Longitude : -73.9692 ‹ previous : 212-331 next › : 212-331 Telephone Number List 212-331-0000 ~ 212-331-9999