Area Code 503-416 located in PORTLAND, MULTNOMAH, OR, more detail is as below. Place NPA (Numbering Plan Area) : 503 NXX (Local Number Prefix) : 416 City : PORTLAND County : MULTNOMAH State : OR (Oregon) NXX Use Type : Landline NXX Intro Version : 1997-04-01 FIPS (Federal Information Processing Standards) : 41051 LATA (Local Access Transport Area) : 672 Rate Center : PORTLAND ZIP Code Count : 7 ZIP Code Frequency : 70 ZIP Code : 97204 Other Information NPANXX : 503416 Switch CLLI (Common Language Location Identifier) : PTLEORXMDS0 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 : TW TELECOM OF OREGON LLC - OR OCN (Operating Company Number) : 7537 Coverage Area Name : PORTLAND Latitude : 45.5190 Longitude : -122.6756 ‹ previous : 503-416 next › : 503-417 Telephone Number List 503-416-0000 ~ 503-416-9999