Adair CountyCuster CountyLatimer CountyOttawa County
Alfalfa CountyDelaware CountyLe Flore CountyPawnee County
Atoka CountyDewey CountyLincoln CountyPayne County
Beaver CountyEllis CountyLogan CountyPittsburg County
Beckham CountyGarfield CountyLove CountyPontotoc County
Blaine CountyGarvin CountyMajor CountyPottawatomie County
Bryan CountyGrady CountyMarshall CountyPushmataha County
Caddo CountyGrant CountyMayes CountyRoger Mills County
Canadian CountyGreer CountyMcClain CountyRogers County
Carter CountyHarmon CountyMcCurtain CountySeminole County
Cherokee CountyHarper CountyMcIntosh CountySequoyah County
Choctaw CountyHaskell CountyMurray CountyStephens County
Cimarron CountyHughes CountyMuskogee CountyTexas County
Cleveland CountyJackson CountyNoble CountyTillman County
Coal CountyJefferson CountyNowata CountyTulsa County
Comanche CountyJohnston CountyOkfuskee CountyWagoner County
Cotton CountyKay CountyOklahoma CountyWashington County
Craig CountyKingfisher CountyOkmulgee CountyWashita County
Creek CountyKiowa CountyOsage CountyWoods County
Woodward County

https://www.travelok.com/pages/oklahoma-genealogy-resources-by-county