Area Code 978-400 located in FITCHBURG, WORCESTER, MA, more detail is as below. Place NPA (Numbering Plan Area) : 978 NXX (Local Number Prefix) : 400 City : FITCHBURG County : WORCESTER State : MA (Massachusetts) NXX Use Type : Landline NXX Intro Version : 2001-10-31 FIPS (Federal Information Processing Standards) : 25027 LATA (Local Access Transport Area) : 128 Rate Center : FITCHBURG ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 01420 Other Information NPANXX : 978400 Switch CLLI (Common Language Location Identifier) : BDFRMAAWDS0 MSA CBSA (Core Based Statistical Area) : Worcester, MA MSA CBSA Code (Core Based Statistical Area) : 49340 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Company : RNK, INC. OCN (Operating Company Number) : 8700 Coverage Area Name : FITCHBURG Latitude : 42.5823 Longitude : -71.8058 ‹ previous : 978-399 next › : 978-401 Telephone Number List 978-400-0000 ~ 978-400-9999