Area Code 617-271 located in BOSTON, SUFFOLK, MA, more detail is as below. Place NPA (Numbering Plan Area) : 617 NXX (Local Number Prefix) : 271 City : BOSTON County : SUFFOLK State : MA (Massachusetts) NXX Use Type : Wireless NXX Intro Version : 1999-07-22 FIPS (Federal Information Processing Standards) : 25025 LATA (Local Access Transport Area) : 128 Rate Center : EASTBOSTON ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 02128 Other Information NPANXX : 617271 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 : EAST BOSTON Latitude : 42.3744 Longitude : -71.0391 ‹ previous : 617-270 next › : 617-272 Telephone Number List 617-271-0000 ~ 617-271-9999