Area Code 978-777 located in MIDDLETON, ESSEX, MA, more detail is as below. Place NPA (Numbering Plan Area) : 978 NXX (Local Number Prefix) : 777 City : MIDDLETON 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 : DANVERS ZIP Code Count : 852 ZIP Code Frequency : 20 ZIP Code : 01949 Other Information NPANXX : 978777 Switch CLLI (Common Language Location Identifier) : DNVSMAHIDS0 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 : DANVERS Latitude : 42.5626 Longitude : -70.9319 ‹ previous : 978-776 next › : 978-777 Telephone Number List 978-777-0000 ~ 978-777-9999