Area Code 971-998 located in PORTLAND, MULTNOMAH, OR, more detail is as below. Place NPA (Numbering Plan Area) : 971 NXX (Local Number Prefix) : 998 City : PORTLAND County : MULTNOMAH State : OR (Oregon) NXX Use Type : Landline NXX Intro Version : 2001-06-30 FIPS (Federal Information Processing Standards) : 41051 LATA (Local Access Transport Area) : 672 Rate Center : PORTLAND ZIP Code Count : 0 ZIP Code Frequency : Second most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 97230 Other Information NPANXX : 971998 Switch CLLI (Common Language Location Identifier) : PTLGORYRDS0 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 Overlay : L Company : NEW CINGULAR WIRELESS PCS, LLC OCN (Operating Company Number) : 6010 Coverage Area Name : PORTLAND Latitude : 45.5663 Longitude : -122.5460 ‹ previous : 971-983 next › : 971-998 Telephone Number List 971-998-0000 ~ 971-998-9999