Area Code 508-233 located in MILFORD, WORCESTER, MA, more detail is as below. Place NPA (Numbering Plan Area) : 508 NXX (Local Number Prefix) : 233 City : MILFORD County : WORCESTER State : MA (Massachusetts) NXX Use Type : Landline NXX Intro Version : 1995-02-11 FIPS (Federal Information Processing Standards) : 25027 LATA (Local Access Transport Area) : 128 Rate Center : NATICK ZIP Code Count : 1 ZIP Code Frequency : 12 ZIP Code : 01757 Other Information NPANXX : 508233 Switch CLLI (Common Language Location Identifier) : FRMNMAUNDS8 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 : VERIZON NEW ENGLAND INC. OCN (Operating Company Number) : 9102 Coverage Area Name : FRAMINGHAM Latitude : 42.2806 Longitude : -71.4227 ‹ previous : 508-232 next › : 508-233 Telephone Number List 508-233-0000 ~ 508-233-9999