Area Code 315-285 located in CLAYTON, JEFFERSON, NY, more detail is as below. Place NPA (Numbering Plan Area) : 315 NXX (Local Number Prefix) : 285 City : CLAYTON County : JEFFERSON State : NY (New York) NXX Use Type : Landline NXX Intro Version : 1999-07-22 FIPS (Federal Information Processing Standards) : 36045 LATA (Local Access Transport Area) : 136 Rate Center : CLAYTON ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 13624 Other Information NPANXX : 315285 County Population : 0 Switch CLLI (Common Language Location Identifier) : SYRCNYO2DS0 MSA CBSA (Core Based Statistical Area) : Watertown-Fort Drum, NY MSA CBSA Code (Core Based Statistical Area) : 48060 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Company : CHOICE ONE COMMUNICATIONS, INC. - NY OCN (Operating Company Number) : 4107 Coverage Area Name : CLAYTON Latitude : 44.2423 Longitude : -76.0921 ‹ previous : 315-284 next › : 315-286 Telephone Number List 315-285-0000 ~ 315-285-9999