Area Code 781-281 located in WOBURN, MIDDLESEX, MA, more detail is as below. Place NPA (Numbering Plan Area) : 781 NXX (Local Number Prefix) : 281 City : WOBURN County : MIDDLESEX State : MA (Massachusetts) NXX Use Type : Landline NXX Intro Version : 1997-10-11 FIPS (Federal Information Processing Standards) : 25017 LATA (Local Access Transport Area) : 128 Rate Center : WOBURN ZIP Code Count : 381 ZIP Code Frequency : 99 ZIP Code : 01801 Other Information NPANXX : 781281 Switch CLLI (Common Language Location Identifier) : FXBOMAAVDS0 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 : COMCAST PHONE OF MASSACHUSETTS, INC. - MA OCN (Operating Company Number) : 6101 Coverage Area Name : LOWELL Latitude : 42.6222 Longitude : -71.2985 ‹ previous : 781-280 next › : 781-282 Telephone Number List 781-281-0000 ~ 781-281-9999