Area Code 315-353 located in WINTHROP, SAINT LAWRENCE, NY, more detail is as below. Place NPA (Numbering Plan Area) : 315 NXX (Local Number Prefix) : 353 City : WINTHROP County : SAINT LAWRENCE State : NY (New York) NXX Use Type : Landline NXX Intro Version : 1994-02-04 FIPS (Federal Information Processing Standards) : 36089 LATA (Local Access Transport Area) : 136 Rate Center : NORWOOD ZIP Code Count : 47 ZIP Code Frequency : 5 ZIP Code : 13697 Other Information NPANXX : 315353 County Population : 0 Switch CLLI (Common Language Location Identifier) : NRWDNYNDRS0 MSA CBSA (Core Based Statistical Area) : Ogdensburg-Massena, NY MSA CBSA Code (Core Based Statistical Area) : 36300 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Company : VERIZON NEW YORK, INC. OCN (Operating Company Number) : 9104 Coverage Area Name : NORWOOD Latitude : 44.7495 Longitude : -74.9972 ‹ previous : 315-352 next › : 315-353 Telephone Number List 315-353-0000 ~ 315-353-9999