From Wikipedia, the free encyclopedia
The state of
Oklahoma is served by the following area codes:
-
405: Central Oklahoma including
Oklahoma City (original area code created in 1947; 572 added as overlay on April 24, 2021
[1]
[2]
[3]
-
580: Western and southern Oklahoma (split from 405 in 1997)
-
539/918: Northeastern Oklahoma including
Tulsa (918 created in 1953 as split from 405; 539 added as overlay in 2011)
References