Area Code 508-505 located in SOUTH WALPOLE, NORFOLK, MA, more detail is as below. Place NPA (Numbering Plan Area) : 508 NXX (Local Number Prefix) : 505 City : SOUTH WALPOLE County : NORFOLK State : MA (Massachusetts) NXX Use Type : Landline NXX Intro Version : 1997-04-01 FIPS (Federal Information Processing Standards) : 25021 LATA (Local Access Transport Area) : 128 Rate Center : WALPOLE ZIP Code Count : 0 ZIP Code Frequency : Second most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 02071 Other Information NPANXX : 508505 Switch CLLI (Common Language Location Identifier) : BSTNMABLDS3 MSA CBSA (Core Based Statistical Area) : Boston-Cambridge-Quincy, MA-NH MSA CBSA Code (Core Based Statistical Area) : 14460 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Company : MCIMETRO ACCESS TRANSMISSION SERVICES LLC OCN (Operating Company Number) : 7229 Coverage Area Name : WALPOLE Latitude : 42.1426 Longitude : -71.2493 ‹ previous : 508-504 next › : 508-505 Telephone Number List 508-505-0000 ~ 508-505-9999