Area Code 413-340 located in WILLIAMSBURG, HAMPSHIRE, MA, more detail is as below. Place NPA (Numbering Plan Area) : 413 NXX (Local Number Prefix) : 340 City : WILLIAMSBURG County : HAMPSHIRE State : MA (Massachusetts) NXX Use Type : Landline NXX Intro Version : 9/15/2008 FIPS (Federal Information Processing Standards) : 25015 LATA (Local Access Transport Area) : 126 Rate Center : WILLIAMSBG ZIP Code Count : 0 ZIP Code Frequency : 0 ZIP Code : 01096 Other Information NPANXX : 413340 MSA CBSA (Core Based Statistical Area) : Springfield, MA MSA CBSA Code (Core Based Statistical Area) : 44140 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Company : LEVEL 3 COMMUNICATIONS, LLC - MA OCN (Operating Company Number) : 4018 Coverage Area Name : WILLIAMSBURG Latitude : 42.3917 Longitude : -72.7277 ‹ previous : 413-339 next › : 413-341 Telephone Number List 413-340-0000 ~ 413-340-9999