Area Code 508-680 located in NANTUCKET, NANTUCKET, MA, more detail is as below. Place NPA (Numbering Plan Area) : 508 NXX (Local Number Prefix) : 680 City : NANTUCKET County : NANTUCKET State : MA (Massachusetts) NXX Use Type : Landline NXX Intro Version : 2000-08-20 FIPS (Federal Information Processing Standards) : 25019 LATA (Local Access Transport Area) : 128 Rate Center : NANTUCKET ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 02554 Other Information NPANXX : 508680 Switch CLLI (Common Language Location Identifier) : SBTNMAFHDS0 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 : NANTUCKET Latitude : 41.2826 Longitude : -70.0973 ‹ previous : 508-679 next › : 508-681 Telephone Number List 508-680-0000 ~ 508-680-9999