Area Code 712-767 located in ATLANTIC, CASS, IA, more detail is as below. Place NPA (Numbering Plan Area) : 712 NXX (Local Number Prefix) : 767 City : ATLANTIC County : CASS State : IA (Iowa) NXX Use Type : Landline NXX Intro Version : 1994-02-04 FIPS (Federal Information Processing Standards) : 19029 LATA (Local Access Transport Area) : 644 Rate Center : ELLIOTT ZIP Code Count : 28 ZIP Code Frequency : 7 ZIP Code : 50022 Other Information NPANXX : 712767 Switch CLLI (Common Language Location Identifier) : ELLTIAXODS0 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : GRISWOLD COOPERATIVE TELEPHONE CO. OCN (Operating Company Number) : 1195 Coverage Area Name : ELLIOTT Latitude : 41.1488 Longitude : -95.1612 ‹ previous : 712-767 next › : 712-767 Telephone Number List 712-767-0000 ~ 712-767-9999