Area Code 405-373 located in PIEDMONT, CANADIAN, OK, more detail is as below. Place NPA (Numbering Plan Area) : 405 NXX (Local Number Prefix) : 373 City : PIEDMONT County : CANADIAN State : OK (Oklahoma) NXX Use Type : Landline NXX Intro Version : 1994-02-04 FIPS (Federal Information Processing Standards) : 40017 LATA (Local Access Transport Area) : 536 Rate Center : PIEDMONT ZIP Code Count : 1879 ZIP Code Frequency : 64 ZIP Code : 73078 Other Information NPANXX : 405373 Switch CLLI (Common Language Location Identifier) : PDMTOKMARS0 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 : PIEDMONT Latitude : 35.6446 Longitude : -97.7467 ‹ previous : 405-373 next › : 405-374 Telephone Number List 405-373-0000 ~ 405-373-9999