Oklahoma 지역 코드: 539
Note：539 지역 번호는 다음과 같습니다 Oklahoma, 미국. 국제 전화 번호는 001539 or 001-539、0010539、+1-539、+1+539、+1539、00-1-539、00 1 539.
More About Area Code 539
Area Code 539 was first put in service April 1, 2011. Currently, the largest city it serves is Tulsa, OK, and it overlaps coverage areas with area code 918.
Active Phone Number Prefixes
| Prefix | Usage | Primary City | Carrier |
| (539) 302- | Landline | Tulsa | Western Communications, Inc DBA Logix Comm |
| (539) 573- | Landline | Tulsa | Southwestern Bell |
| (539) 664- | Landline | Tulsa | Cox Cable Oklahoma City Inc. |
| (539) 777- | Landline | Tulsa | Fulltel |
| (539) 832- | Landline | Tulsa | Cox Cable Oklahoma City Inc. |