Area Code 413-738 located in WILLIAMSTOWN, BERKSHIRE, MA, more detail is as below. Place NPA (Numbering Plan Area) : 413 NXX (Local Number Prefix) : 738 City : WILLIAMSTOWN County : BERKSHIRE State : MA (Massachusetts) NXX Use Type : Landline NXX Intro Version : 1994-02-04 FIPS (Federal Information Processing Standards) : 25003 LATA (Local Access Transport Area) : 134 Rate Center : HANCOCK ZIP Code Count : 15 ZIP Code Frequency : 4 ZIP Code : 01267 Other Information NPANXX : 413738 Switch CLLI (Common Language Location Identifier) : HNCCMAXARL0 MSA CBSA (Core Based Statistical Area) : Pittsfield, MA MSA CBSA Code (Core Based Statistical Area) : 38340 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Company : TACONIC TELEPHONE CORP. OCN (Operating Company Number) : 0084 Coverage Area Name : HANCOCK Latitude : 42.5575 Longitude : -73.3053 ‹ previous : 413-737 next › : 413-738 Telephone Number List 413-738-0000 ~ 413-738-9999