Area Code 918-639 located in JENKS, TULSA, OK, more detail is as below. Place NPA (Numbering Plan Area) : 918 NXX (Local Number Prefix) : 639 City : JENKS County : TULSA State : OK (Oklahoma) NXX Use Type : Wireless NXX Intro Version : 1994-02-04 FIPS (Federal Information Processing Standards) : 40143 LATA (Local Access Transport Area) : 538 Rate Center : TULSA ZIP Code Count : 1 ZIP Code Frequency : 10 ZIP Code : 74037 Other Information NPANXX : 918639 Switch CLLI (Common Language Location Identifier) : TULUOKSPCM0 MSA CBSA (Core Based Statistical Area) : Tulsa, OK MSA CBSA Code (Core Based Statistical Area) : 46140 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : UNITED STATES CELLULAR CORP. - OKLAHOMA OCN (Operating Company Number) : 6272 Coverage Area Name : TULSA Latitude : 36.1509 Longitude : -95.9853 ‹ previous : 918-639 next › : 918-639 Telephone Number List 918-639-0000 ~ 918-639-9999