Area Code 781-622 located in STONEHAM, MIDDLESEX, MA, more detail is as below. Place NPA (Numbering Plan Area) : 781 NXX (Local Number Prefix) : 622 City : STONEHAM 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 : WALTHAM ZIP Code Count : 1 ZIP Code Frequency : 2 ZIP Code : 02180 Other Information NPANXX : 781622 Switch CLLI (Common Language Location Identifier) : WLHMMAWEDS1 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 : WALTHAM Latitude : 42.3926 Longitude : -71.2666 ‹ previous : 781-622 next › : 781-622 Telephone Number List 781-622-0000 ~ 781-622-9999