Area Code 612-231 located in MINNEAPOLIS, ANOKA, MN, more detail is as below. Place NPA (Numbering Plan Area) : 612 NXX (Local Number Prefix) : 231 City : MINNEAPOLIS County : ANOKA State : MN (Minnesota) NXX Use Type : Wireless NXX Intro Version : 2003-11-11 FIPS (Federal Information Processing Standards) : 27003 LATA (Local Access Transport Area) : 628 Rate Center : TWINCITIES ZIP Code Count : 0 ZIP Code Frequency : Second most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 55421 Other Information NPANXX : 612231 Switch CLLI (Common Language Location Identifier) : STPLMNWUCM1 MSA CBSA (Core Based Statistical Area) : Minneapolis-St. Paul-Bloomington, MN-WI MSA CBSA Code (Core Based Statistical Area) : 33460 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : NEW CINGULAR WIRELESS PCS, LLC - IL OCN (Operating Company Number) : 6534 Coverage Area Name : MINNEAPOLIS Latitude : 44.9802 Longitude : -93.2693 ‹ previous : 612-230 next › : 612-231 Telephone Number List 612-231-0000 ~ 612-231-9999