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Area Codes in Oklahoma

Explore area codes connected to ZIP codes in Oklahoma. Use this page to move between area code lookup, ZIP code coverage, and state-level browsing.

View ZIP codes in Oklahoma Browse all area codes
State
Oklahoma
OK
ZIP codes
764
Population
3,785,406
580
Oklahoma
ZIPs 303
Cities 283
Pop. 796,301
918
Oklahoma
ZIPs 274
Cities 205
Pop. 1,494,770
405
Oklahoma
ZIPs 187
Cities 94
Pop. 1,494,335

About area codes in Oklahoma

Area codes in Oklahoma connect phone numbering geography with ZIP code regions, cities, and local coverage. Use the cards above to open each area code page, then continue to the related ZIP code pages for deeper postal lookup.