Area Code 508-440 located in FRANKLIN, NORFOLK, MA, more detail is as below. Place NPA (Numbering Plan Area) : 508 NXX (Local Number Prefix) : 440 City : FRANKLIN County : NORFOLK State : MA (Massachusetts) NXX Use Type : Landline NXX Intro Version : 1999-05-10 FIPS (Federal Information Processing Standards) : 25021 LATA (Local Access Transport Area) : 128 Rate Center : FRANKLIN ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 02038 Other Information NPANXX : 508440 Switch CLLI (Common Language Location Identifier) : SBTNMAFHDSA 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 : RCN TELECOM SERVICES, INC. - MA OCN (Operating Company Number) : 7619 Coverage Area Name : FRANKLIN Latitude : 42.0858 Longitude : -71.3994 ‹ previous : 508-439 next › : 508-441 Telephone Number List 508-440-0000 ~ 508-440-9999