Area Code 617-828 located in BYFIELD, ESSEX, MA, more detail is as below. Place NPA (Numbering Plan Area) : 617 NXX (Local Number Prefix) : 828 City : BYFIELD County : ESSEX State : MA (Massachusetts) NXX Use Type : Wireless NXX Intro Version : 1998-01-25 FIPS (Federal Information Processing Standards) : 25009 LATA (Local Access Transport Area) : 128 Rate Center : BOSTON ZIP Code Count : 1 ZIP Code Frequency : 50 ZIP Code : 01922 Other Information NPANXX : 617828 Switch CLLI (Common Language Location Identifier) : BSTOMAR16MD 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 : SPRINT SPECTRUM L.P. OCN (Operating Company Number) : 6664 Coverage Area Name : BOSTON Latitude : 42.3568 Longitude : -71.0588 ‹ previous : 617-828 next › : 617-829 Telephone Number List 617-828-0000 ~ 617-828-9999