Area Code 405-329 located in NORMAN, CLEVELAND, OK, more detail is as below. Place NPA (Numbering Plan Area) : 405 NXX (Local Number Prefix) : 329 City : NORMAN County : CLEVELAND State : OK (Oklahoma) NXX Use Type : Landline NXX Intro Version : 1994-02-04 FIPS (Federal Information Processing Standards) : 40027 LATA (Local Access Transport Area) : 536 Rate Center : NORMAN ZIP Code Count : 1650 ZIP Code Frequency : 28 ZIP Code : 73069 Other Information NPANXX : 405329 Switch CLLI (Common Language Location Identifier) : NRMNOKMADS0 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 : NORMAN Latitude : 35.2175 Longitude : -97.4449 ‹ previous : 405-328 next › : 405-329 Telephone Number List 405-329-0000 ~ 405-329-9999