Area Code 405-220 located in SEMINOLE, SEMINOLE, OK, more detail is as below. Place NPA (Numbering Plan Area) : 405 NXX (Local Number Prefix) : 220 City : SEMINOLE County : SEMINOLE State : OK (Oklahoma) NXX Use Type : Landline NXX Intro Version : 2003-05-09 FIPS (Federal Information Processing Standards) : 40133 LATA (Local Access Transport Area) : 536 Rate Center : SEMINOLE ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 74868 Other Information NPANXX : 405220 Switch CLLI (Common Language Location Identifier) : CLTNOK13DS0 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : INVENTIVE TECHNOLOGY, LTD. - OK OCN (Operating Company Number) : 3070 Coverage Area Name : SEMINOLE Latitude : 35.2289 Longitude : -96.6668 ‹ previous : 405-219 next › : 405-221 Telephone Number List 405-220-0000 ~ 405-220-9999