Area Code 508-731 located in OXFORD, WORCESTER, MA, more detail is as below. Place NPA (Numbering Plan Area) : 508 NXX (Local Number Prefix) : 731 City : OXFORD County : WORCESTER State : MA (Massachusetts) NXX Use Type : Landline NXX Intro Version : 2004-12-13 FIPS (Federal Information Processing Standards) : 25027 LATA (Local Access Transport Area) : 128 Rate Center : OXFORD ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 01540 Other Information NPANXX : 508731 Switch CLLI (Common Language Location Identifier) : OXFRMAAKPS0 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 : CHARTER FIBERLINK MA-CCO, LLC - MA OCN (Operating Company Number) : 293C Coverage Area Name : OXFORD Latitude : 42.1122 Longitude : -71.8681 ‹ previous : 508-730 next › : 508-732 Telephone Number List 508-731-0000 ~ 508-731-9999