Area Code 405-340 located in EDMOND, OKLAHOMA, OK, more detail is as below. Place NPA (Numbering Plan Area) : 405 NXX (Local Number Prefix) : 340 City : EDMOND County : OKLAHOMA State : OK (Oklahoma) NXX Use Type : Landline NXX Intro Version : 1994-02-04 FIPS (Federal Information Processing Standards) : 40109 LATA (Local Access Transport Area) : 536 Rate Center : EDMOND ZIP Code Count : 1376 ZIP Code Frequency : 24 ZIP Code : 73013 Other Information NPANXX : 405340 Switch CLLI (Common Language Location Identifier) : EDMDOKMADS0 MSA CBSA (Core Based Statistical Area) : Oklahoma City, OK MSA CBSA Code (Core Based Statistical Area) : 36420 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : SOUTHWESTERN BELL OCN (Operating Company Number) : 9533 Coverage Area Name : EDMOND Latitude : 35.6534 Longitude : -97.4822 ‹ previous : 405-340 next › : 405-340 Telephone Number List 405-340-0000 ~ 405-340-9999