Area Code 712-331 located in SPIRIT LAKE, DICKINSON, IA, more detail is as below. Place NPA (Numbering Plan Area) : 712 NXX (Local Number Prefix) : 331 City : SPIRIT LAKE County : DICKINSON State : IA (Iowa) NXX Use Type : Wireless NXX Intro Version : 3/8/2006 FIPS (Federal Information Processing Standards) : 19059 LATA (Local Access Transport Area) : 630 Rate Center : SPIRITLAKE ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 51360 Other Information NPANXX : 712331 Switch CLLI (Common Language Location Identifier) : SRBLIAXOCM0 MSA CBSA (Core Based Statistical Area) : Spirit Lake, IA MSA CBSA Code (Core Based Statistical Area) : 44020 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : LONG LINES WIRELESS, LLC OCN (Operating Company Number) : 819D Coverage Area Name : SPIRIT LAKE Latitude : 43.4245 Longitude : -95.0978 ‹ previous : 712-330 next › : 712-332 Telephone Number List 712-331-0000 ~ 712-331-9999