Area Code 978-347 located in SOUTH HAMILTON, ESSEX, MA, more detail is as below. Place NPA (Numbering Plan Area) : 978 NXX (Local Number Prefix) : 347 City : SOUTH HAMILTON County : ESSEX State : MA (Massachusetts) NXX Use Type : Landline NXX Intro Version : 2001-10-31 FIPS (Federal Information Processing Standards) : 25009 LATA (Local Access Transport Area) : 128 Rate Center : HAMILTON ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 01982 Other Information NPANXX : 978347 Switch CLLI (Common Language Location Identifier) : BDFRMAAWDS0 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 : RNK, INC. OCN (Operating Company Number) : 8700 Coverage Area Name : HAMILTON Latitude : 42.6089 Longitude : -70.8717 ‹ previous : 978-346 next › : 978-348 Telephone Number List 978-347-0000 ~ 978-347-9999