Area Code 508-790 located in HYANNIS, BARNSTABLE, MA, more detail is as below. Place NPA (Numbering Plan Area) : 508 NXX (Local Number Prefix) : 790 City : HYANNIS County : BARNSTABLE State : MA (Massachusetts) NXX Use Type : Landline NXX Intro Version : 1994-02-04 FIPS (Federal Information Processing Standards) : 25001 LATA (Local Access Transport Area) : 128 Rate Center : HYANNIS ZIP Code Count : 1540 ZIP Code Frequency : 52 ZIP Code : 02601 Other Information NPANXX : 508790 Switch CLLI (Common Language Location Identifier) : HYNSMAOCDS1 MSA CBSA (Core Based Statistical Area) : Barnstable Town, MA MSA CBSA Code (Core Based Statistical Area) : 12700 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Company : VERIZON NEW ENGLAND INC. OCN (Operating Company Number) : 9102 Coverage Area Name : HYANNIS Latitude : 41.6453 Longitude : -70.2862 ‹ previous : 508-790 next › : 508-791 Telephone Number List 508-790-0000 ~ 508-790-9999