Area Code 617-821 located in CANTON, NORFOLK, MA, more detail is as below. Place NPA (Numbering Plan Area) : 617 NXX (Local Number Prefix) : 821 City : CANTON County : NORFOLK State : MA (Massachusetts) NXX Use Type : Wireless NXX Intro Version : 1999-02-27 FIPS (Federal Information Processing Standards) : 25021 LATA (Local Access Transport Area) : 128 Rate Center : CAMBRIDGE ZIP Code Count : 1 ZIP Code Frequency : 50 ZIP Code : 02021 Other Information NPANXX : 617821 Switch CLLI (Common Language Location Identifier) : WOBNMACGCM0 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 : WOBURN Latitude : 42.5059 Longitude : -71.1321 ‹ previous : 617-821 next › : 617-822 Telephone Number List 617-821-0000 ~ 617-821-9999