Area Code 580-374 located in ELK CITY, BECKHAM, OK, more detail is as below. Place NPA (Numbering Plan Area) : 580 NXX (Local Number Prefix) : 374 City : ELK CITY County : BECKHAM State : OK (Oklahoma) NXX Use Type : Landline NXX Intro Version : 2001-06-30 FIPS (Federal Information Processing Standards) : 40009 LATA (Local Access Transport Area) : 536 Rate Center : ELK CITY ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 73644 Other Information NPANXX : 580374 County Population : 0 Switch CLLI (Common Language Location Identifier) : OKCYOKFB15Z MSA CBSA (Core Based Statistical Area) : Elk City, OK MSA CBSA Code (Core Based Statistical Area) : 21120 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OK OCN (Operating Company Number) : 5813 Coverage Area Name : ELK CITY Latitude : 35.4095 Longitude : -99.4096 ‹ previous : 580-373 next › : 580-375 Telephone Number List 580-374-0000 ~ 580-374-9999