Area Code 541-216 located in ONTARIO, MALHEUR, OR, more detail is as below. Place NPA (Numbering Plan Area) : 541 NXX (Local Number Prefix) : 216 City : ONTARIO County : MALHEUR State : OR (Oregon) NXX Use Type : Wireless NXX Intro Version : 2004-12-13 FIPS (Federal Information Processing Standards) : 41045 LATA (Local Access Transport Area) : 652 Rate Center : ONTARIO ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 97914 Other Information NPANXX : 541216 County Population : 0 Switch CLLI (Common Language Location Identifier) : BOISIDMAX0X MSA CBSA (Core Based Statistical Area) : Ontario, OR-ID MSA CBSA Code (Core Based Statistical Area) : 36620 Time Zone : Mountain (GMT -07:00) Observes Daylight Saving Time : Yes Company : UNITED STATES CELLULAR CORP. - OREGON OCN (Operating Company Number) : 6349 Coverage Area Name : ONTARIO Latitude : 44.0161 Longitude : -116.9573 ‹ previous : 541-215 next › : 541-217 Telephone Number List 541-216-0000 ~ 541-216-9999