Area Code 539-777 located in TULSA, TULSA, OK, more detail is as below. Place NPA (Numbering Plan Area) : 539 NXX (Local Number Prefix) : 777 City : TULSA County : TULSA State : OK (Oklahoma) NXX Use Type : Landline NXX Intro Version : 6/8/2011 FIPS (Federal Information Processing Standards) : 40143 LATA (Local Access Transport Area) : 538 Rate Center : TULSA ZIP Code Count : 0 ZIP Code Frequency : 0 ZIP Code : 74119 Other Information NPANXX : 539777 County Population : 0 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 Overlay : L Company : FULLTEL, INC. OCN (Operating Company Number) : 4589 Coverage Area Name : TULSA Latitude : 36.1484 Longitude : -95.9927 ‹ previous : 539-664 next › : 539-832 Telephone Number List 539-777-0000 ~ 539-777-9999