Area Code 617-209 located in WALTHAM, MIDDLESEX, MA, more detail is as below. Place NPA (Numbering Plan Area) : 617 NXX (Local Number Prefix) : 209 City : WALTHAM County : MIDDLESEX State : MA (Massachusetts) NXX Use Type : Landline NXX Intro Version : 2000-08-20 FIPS (Federal Information Processing Standards) : 25017 LATA (Local Access Transport Area) : 128 Rate Center : BELMONT ZIP Code Count : 6 ZIP Code Frequency : 75 ZIP Code : 02451 Other Information NPANXX : 617209 Switch CLLI (Common Language Location Identifier) : SBTNMAFHDS0 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 : RCN TELECOM SERVICES, INC. - MA OCN (Operating Company Number) : 7619 Coverage Area Name : BELMONT Latitude : 42.3964 Longitude : -71.1744 ‹ previous : 617-209 next › : 617-210 Telephone Number List 617-209-0000 ~ 617-209-9999
