Area Code 413-387 located in NORTHAMPTON, HAMPSHIRE, MA, more detail is as below. Place NPA (Numbering Plan Area) : 413 NXX (Local Number Prefix) : 387 City : NORTHAMPTON County : HAMPSHIRE State : MA (Massachusetts) NXX Use Type : Landline NXX Intro Version : 2000-01-14 FIPS (Federal Information Processing Standards) : 25015 LATA (Local Access Transport Area) : 126 Rate Center : NORTHAMPTN ZIP Code Count : 1 ZIP Code Frequency : 100 ZIP Code : 01060 Other Information NPANXX : 413387 Switch CLLI (Common Language Location Identifier) : SPFDMAWOHAF 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 : CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC OCN (Operating Company Number) : 4052 Coverage Area Name : NORTHAMPTON Latitude : 42.3193 Longitude : -72.6318 ‹ previous : 413-386 next › : 413-388 Telephone Number List 413-387-0000 ~ 413-387-9999