Area Code 617-281 located in BOSTON, SUFFOLK, MA, more detail is as below. Place NPA (Numbering Plan Area) : 617 NXX (Local Number Prefix) : 281 City : BOSTON County : SUFFOLK State : MA (Massachusetts) NXX Use Type : Wireless NXX Intro Version : 1998-01-25 FIPS (Federal Information Processing Standards) : 25025 LATA (Local Access Transport Area) : 128 Rate Center : WALTHAM ZIP Code Count : 1 ZIP Code Frequency : 100 ZIP Code : 02128 Other Information NPANXX : 617281 Switch CLLI (Common Language Location Identifier) : CMBRMA0118T 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 : NEW CINGULAR WIRELESS PCS, LLC - DC OCN (Operating Company Number) : 4036 Coverage Area Name : WALTHAM Latitude : 42.3755 Longitude : -71.2377 ‹ previous : 617-280 next › : 617-282 Telephone Number List 617-281-0000 ~ 617-281-9999