Area Code 617-284 located in WEST ROXBURY, SUFFOLK, MA, more detail is as below. Place NPA (Numbering Plan Area) : 617 NXX (Local Number Prefix) : 284 City : WEST ROXBURY County : SUFFOLK State : MA (Massachusetts) NXX Use Type : Landline NXX Intro Version : 2000-06-13 FIPS (Federal Information Processing Standards) : 25025 LATA (Local Access Transport Area) : 128 Rate Center : SOMERVILLE ZIP Code Count : 1 ZIP Code Frequency : 100 ZIP Code : 02132 Other Information NPANXX : 617284 Switch CLLI (Common Language Location Identifier) : SOVLMACEDS0 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 : VERIZON NEW ENGLAND INC. OCN (Operating Company Number) : 9102 Coverage Area Name : SOMERVILLE Latitude : 42.3889 Longitude : -71.1028 ‹ previous : 617-283 next › : 617-285 Telephone Number List 617-284-0000 ~ 617-284-9999