Area Code 503-537 located in NEWBERG, YAMHILL, OR, more detail is as below. Place NPA (Numbering Plan Area) : 503 NXX (Local Number Prefix) : 537 City : NEWBERG County : YAMHILL State : OR (Oregon) NXX Use Type : Landline NXX Intro Version : 1994-02-04 FIPS (Federal Information Processing Standards) : 41071 LATA (Local Access Transport Area) : 672 Rate Center : NEWBERG ZIP Code Count : 1615 ZIP Code Frequency : 85 ZIP Code : 97132 Other Information NPANXX : 503537 Switch CLLI (Common Language Location Identifier) : NWBRORXADS1 MSA CBSA (Core Based Statistical Area) : Portland-Vancouver-Hillsboro, OR-WA MSA CBSA Code (Core Based Statistical Area) : 38900 Time Zone : Pacific (GMT -08:00) Observes Daylight Saving Time : Yes Company : FRONTIER COMMUNICATIONS NORTHWEST, INC. - OR OCN (Operating Company Number) : 4323 Coverage Area Name : NEWBERG Latitude : 45.2982 Longitude : -122.9654 ‹ previous : 503-537 next › : 503-538 Telephone Number List 503-537-0000 ~ 503-537-9999