Area Code 781-334 located in LYNNFIELD, ESSEX, MA, more detail is as below. Place NPA (Numbering Plan Area) : 781 NXX (Local Number Prefix) : 334 City : LYNNFIELD County : ESSEX State : MA (Massachusetts) NXX Use Type : Landline NXX Intro Version : 1997-10-11 FIPS (Federal Information Processing Standards) : 25009 LATA (Local Access Transport Area) : 128 Rate Center : LYNNFIELD ZIP Code Count : 3188 ZIP Code Frequency : 100 ZIP Code : 01940 Other Information NPANXX : 781334 Switch CLLI (Common Language Location Identifier) : LYFDMACARS1 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 : VERIZON NEW ENGLAND INC. OCN (Operating Company Number) : 9102 Coverage Area Name : LYNNFIELD Latitude : 42.5408 Longitude : -71.0528 ‹ previous : 781-333 next › : 781-335 Telephone Number List 781-334-0000 ~ 781-334-9999