Area Code 781-250 located in WALTHAM, MIDDLESEX, MA, more detail is as below. Place NPA (Numbering Plan Area) : 781 NXX (Local Number Prefix) : 250 City : WALTHAM County : MIDDLESEX State : MA (Massachusetts) NXX Use Type : Landline NXX Intro Version : 1998-11-20 FIPS (Federal Information Processing Standards) : 25017 LATA (Local Access Transport Area) : 128 Rate Center : WALTHAM ZIP Code Count : 1 ZIP Code Frequency : 100 ZIP Code : 02453 Other Information NPANXX : 781250 Switch CLLI (Common Language Location Identifier) : CMBRMAMQDS0 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 : XO MASSACHUSETTS, INC. OCN (Operating Company Number) : 4536 Coverage Area Name : CHARLESTOWN Latitude : 42.3817 Longitude : -71.0710 ‹ previous : 781-249 next › : 781-251 Telephone Number List 781-250-0000 ~ 781-250-9999
