Area Code 315-399 located in SYRACUSE, ONONDAGA, NY, more detail is as below. Place NPA (Numbering Plan Area) : 315 NXX (Local Number Prefix) : 399 City : SYRACUSE County : ONONDAGA State : NY (New York) NXX Use Type : Landline NXX Intro Version : 2002-08-04 FIPS (Federal Information Processing Standards) : 36067 LATA (Local Access Transport Area) : 136 Rate Center : SYRACUSE ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 13204 Other Information NPANXX : 315399 County Population : 0 Switch CLLI (Common Language Location Identifier) : SYRCNYSU00Z MSA CBSA (Core Based Statistical Area) : Syracuse, NY MSA CBSA Code (Core Based Statistical Area) : 45060 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Company : CTC COMMUNICATIONS CORP. - NY OCN (Operating Company Number) : 3864 Coverage Area Name : SYRACUSE Latitude : 43.0473 Longitude : -76.1517 ‹ previous : 315-399 next › : 315-400 Telephone Number List 315-399-0000 ~ 315-399-9999