Area Code 503-313 located in AURORA, MARION, OR, more detail is as below. Place NPA (Numbering Plan Area) : 503 NXX (Local Number Prefix) : 313 City : AURORA County : MARION State : OR (Oregon) NXX Use Type : Wireless NXX Intro Version : 1995-02-11 FIPS (Federal Information Processing Standards) : 41047 LATA (Local Access Transport Area) : 672 Rate Center : PORTLAND ZIP Code Count : 1 ZIP Code Frequency : 50 ZIP Code : 97002 Other Information NPANXX : 503313 Switch CLLI (Common Language Location Identifier) : PTLDORQSCM1 MSA CBSA (Core Based Statistical Area) : Salem, OR MSA CBSA Code (Core Based Statistical Area) : 41420 Time Zone : Pacific (GMT -08:00) Observes Daylight Saving Time : Yes Company : CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR OCN (Operating Company Number) : 5820 Coverage Area Name : PORTLAND Latitude : 45.5869 Longitude : -122.7537 ‹ previous : 503-313 next › : 503-314 Telephone Number List 503-313-0000 ~ 503-313-9999