Area Code 508-394 located in DENNIS PORT, BARNSTABLE, MA, more detail is as below. Place NPA (Numbering Plan Area) : 508 NXX (Local Number Prefix) : 394 City : DENNIS PORT 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 : DENNIS ZIP Code Count : 1518 ZIP Code Frequency : 23 ZIP Code : 02639 Other Information NPANXX : 508394 Switch CLLI (Common Language Location Identifier) : BSRVMASTDS1 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 : DENNIS Latitude : 41.6682 Longitude : -70.1889 ‹ previous : 508-393 next › : 508-394 Telephone Number List 508-394-0000 ~ 508-394-9999