Area Code 617-797 located in BELMONT, MIDDLESEX, MA, more detail is as below. Place NPA (Numbering Plan Area) : 617 NXX (Local Number Prefix) : 797 City : BELMONT County : MIDDLESEX State : MA (Massachusetts) NXX Use Type : Wireless NXX Intro Version : 1998-01-25 FIPS (Federal Information Processing Standards) : 25017 LATA (Local Access Transport Area) : 128 Rate Center : SAUGUS ZIP Code Count : 1 ZIP Code Frequency : 50 ZIP Code : 02478 Other Information NPANXX : 617797 Switch CLLI (Common Language Location Identifier) : BLRCMAGFCM1 MSA CBSA (Core Based Statistical Area) : Boston-Cambridge-Quincy, MA-NH MSA CBSA Code (Core Based Statistical Area) : 14460 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Company : CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA OCN (Operating Company Number) : 6387 Coverage Area Name : SAUGUS Latitude : 42.4506 Longitude : -71.0097 ‹ previous : 617-796 next › : 617-797 Telephone Number List 617-797-0000 ~ 617-797-9999