Area Code 978-278 located in PEABODY, ESSEX, MA, more detail is as below. Place NPA (Numbering Plan Area) : 978 NXX (Local Number Prefix) : 278 City : PEABODY County : ESSEX State : MA (Massachusetts) NXX Use Type : Landline NXX Intro Version : 2000-06-13 FIPS (Federal Information Processing Standards) : 25009 LATA (Local Access Transport Area) : 128 Rate Center : PEABODY ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 01960 Other Information NPANXX : 978278 Switch CLLI (Common Language Location Identifier) : BSTNMALBDS0 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 : ALLEGIANCE TELECOM, INC. - MA OCN (Operating Company Number) : 6168 Coverage Area Name : PEABODY Latitude : 42.5244 Longitude : -70.9268 ‹ previous : 978-277 next › : 978-279 Telephone Number List 978-278-0000 ~ 978-278-9999