Area Code 712-304 located in EXIRA, AUDUBON, IA, more detail is as below. Place NPA (Numbering Plan Area) : 712 NXX (Local Number Prefix) : 304 City : EXIRA County : AUDUBON State : IA (Iowa) NXX Use Type : Wireless NXX Intro Version : 2003-08-31 FIPS (Federal Information Processing Standards) : 19009 LATA (Local Access Transport Area) : 644 Rate Center : EXIRA ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 50076 Other Information NPANXX : 712304 Switch CLLI (Common Language Location Identifier) : EXIRIAXO2MD Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA OCN (Operating Company Number) : 6570 Coverage Area Name : EXIRA Latitude : 41.5902 Longitude : -94.8775 ‹ previous : 712-303 next › : 712-305 Telephone Number List 712-304-0000 ~ 712-304-9999