Area Code 405-944 located in SEMINOLE, SEMINOLE, OK, more detail is as below. Place NPA (Numbering Plan Area) : 405 NXX (Local Number Prefix) : 944 City : SEMINOLE County : SEMINOLE State : OK (Oklahoma) NXX Use Type : Landline NXX Intro Version : 1994-02-04 FIPS (Federal Information Processing Standards) : 40133 LATA (Local Access Transport Area) : 536 Rate Center : CROMWELL ZIP Code Count : 16 ZIP Code Frequency : 4 ZIP Code : 74868 Other Information NPANXX : 405944 Switch CLLI (Common Language Location Identifier) : CRWLOKMARS1 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : SOUTHWESTERN BELL OCN (Operating Company Number) : 9533 Coverage Area Name : CASTLE Latitude : 35.3378 Longitude : -96.4555 ‹ previous : 405-943 next › : 405-944 Telephone Number List 405-944-0000 ~ 405-944-9999