| 1st Bank & Trust | Great Plains National Bank (OK) |
| 1st Bank Oklahoma | High Plains Bank |
| ACB Bank | Interbank |
| Advantage Bank | Kirkpatrick Bank |
| AllNations Bank | Lakeside Bank of Salina |
| Alva State Bank & Trust Company | Lakeside State Bank (OK) |
| American Bank and Trust Company | Latimer State Bank |
| American Exchange Bank | Legacy Bank |
| American Exchange Bank, Lindsay, Oklahoma | Liberty Federal Savings Bank |
| American Heritage Bank | Liberty National Bank (OK) |
| American National Bank (OK) | Local American Bank |
| American State Bank (OK) | McClain Bank |
| AmericaNet Bank | McCurtain County National Bank |
| Ameristate Bank | MidFirst Bank |
| Anadarko Bank and Trust Company | National Bank of Sallisaw |
| Armstrong Bank | NBC OKLAHOMA |
| AVB Bank | Oklahoma Bank and Trust Company |
| BancFirst | Oklahoma Heritage Bank |
| Bank 7 | Oklahoma State Bank |
| Bank of Beaver City | Oklahoma State Bank (15611) |
| Bank of Cherokee County | Oklahoma State Bank (OK) |
| Bank of Commerce | ONB Bank and Trust Company |
| Bank of Commerce (19829) | Osage Federal Bank |
| Bank of Commerce (23250) | Patriot Bank (OK) |
| Bank of Commerce (57491) | Peoples Bank (9882) |
| Bank of Commerce (OK) | Peoples Bank (OK) |
| Bank of Cordell | Peoples Bank and Trust Company (OK) |
| Bank of Cushing and Trust Company | Peoples State Bank (OK) |
| Bank of Eufaula | Prime Bank (OK) |
| Bank of Grove | Quail Creek Bank, National Association |
| Bank of Hydro | RCB Bank |
| Bank of Laverne | Redneck Bank |
| Bank of Locust Grove | Regent Bank |
| Bank of Oklahoma | Republic Bank & Trust (OK) |
| Bank of the Lakes, National Association | Savings Square |
| Bank of the Panhandle | Security Bank and Trust Company (OK) |
| Bank of the Wichitas | Security Bank of OK |
| Bank of Vici | Security First National Bank of Hugo |
| Bank of Western Oklahoma | Security State Bank (OK) |
| Bank2 | Security State Bank of Wewoka, Oklahoma |
| Central National B&T of Enid | Shamrock Bank, N.A. |
| Century Bank of Oklahoma | Sooner State Bank |
| Chickasha Bank & Trust Company | Southwest National Bank |
| Citizens Bank and Trust | SpiritBank |
| Citizens Bank of Ada | Spiro State Bank |
| Citizens Bank of Oklahoma | State Guaranty Bank |
| Citizens Security Bank & Trust Company | Stillwater National Bank |
| Citizens State Bank (OK) | Stockmans Bank |
| Cleo State Bank | Stroud National Bank |
| Community Bank (25750) | Summit Bank (OK) |
| Community Bank (OK) | The American Bank |
| Community Bank of the Arbuckles | The Bank N.A. |
| Community National Bank of Okarche | The Bank of Kremlin |
| Community State Bank (OK) | The Bank of Quapaw |
| Community State Bank of Canton | The Bank of the West |
| Coppermark Bank | The Bank of Union |
| Cornerstone Bank (OK) | The Bank of Verden |
| Evantage Bank | The Bank of Wyandotte |
| Exchange Bank and Trust Company | The Bankers Bank |
| Exchange National Bank of Moore | The Carney State Bank |
| F & M Bank, National Association, Oklahoma City, Oklahoma | The Central National Bank of Alva |
| F&M Bank | The Central National Bank of Poteau |
| Fairview Savings and Loan Association | The Citizens Bank of Edmond |
| Farmers & Merchants Bank (12761) | The Citizens State Bank |
| Farmers & Merchants Bank (OK) | The City National Bank and Trust Company of Guymon |
| Farmers and Merchants Bank (13415) | The City National Bank and Trust Company of Lawton, Oklahoma |
| Farmers and Merchants Bank (OK) | The Cleveland Bank |
| Farmers Exchange Bank | The Community State Bank |
| Farmers State Bank (OK) | The Eastman National Bank of Newkirk |
| Farmers State Bank, Allen, Oklahoma | The Exchange Bank |
| First American Bank (15762) | The Farmers and Merchants National Bank of Fairview |
| First American Bank (4092) | The Farmers Bank (OK) |
| First American Bank (OK) | The First Bank of Fairland |
| First Bank & Trust Co. | The First Bank of Okarche |
| First Bank & Trust Company (13946) | The First Farmers National Bank of Waurika |
| First Bank & Trust Company (OK) | The First National Bank and Trust Co., Chickasha, Oklahoma |
| First Bank and Trust Company (OK) | The First National Bank and Trust Company of Miami |
| First Bank of Chandler | The First National Bank and Trust Company of Okmulgee |
| First Bank of Owasso | The First National Bank and Trust Company of Vinita |
| First Bethany Bank & Trust | The First National Bank in Altus |
| First Capital Bank | The First National Bank in Marlow |
| First Commercial Bank (OK) | The First National Bank of Coweta |
| First Enterprise Bank | The First National Bank of Elk City |
| First Fidelity Bank, National Association | The First National Bank of Fletcher |
| First Liberty Bank | The First National Bank of Hooker |
| First National Bank & Trust Company of McAlester | The First National Bank of Lindsay |
| First National Bank (15616) | The First National Bank of Nash |
| First National Bank (OK) | The First National Bank of Pawnee |
| First National Bank and Trust Company (OK) | The First National Bank of Seiling |
| First National Bank and Trust Company of Ardmore | The First National Bank of Stigler |
| First National Bank in Hominy | The First National Bank of Texhoma |
| First National Bank in Okeene | The First National Bank of Thomas |
| First National Bank in Pawhuska | The First State Bank (17884) |
| First National Bank in Wewoka | The First State Bank (2301) |
| First National Bank of Broken Arrow | The First State Bank (2303) |
| First National Bank of Midwest City (OK) | The First State Bank (2335) |
| First National Bank of Muskogee | The First State Bank of Pond Creek, Oklahoma |
| First National Bank of Oklahoma | The Fort Sill National Bank |
| First National Bank of Weatherford | The Freedom State Bank |
| First National Bank, Sallisaw | The Hopeton State Bank |
| First Oklahoma Bank | The Idabel National Bank |
| First Pryority Bank | The Morris State Bank |
| First Security Bank and Trust Company | The Okemah National Bank |
| First State Bank (12283) | The Pauls Valley National Bank |
| First State Bank (12757) | The Payne County Bank |
| First State Bank (15694) | The Peoples National Bank of Checotah |
| First State Bank (18063) | The Security National Bank of Enid |
| First State Bank (18924) | The Shattuck National Bank |
| First State Bank (21752) | The State Bank of Wynnewood |
| First State Bank (22448) | The State Exchange Bank |
| First State Bank (9467) | The Stock Exchange Bank |
| First State Bank (9879) | The Yukon National Bank |
| First State Bank (OK) | Triad Bank, National Association |
| First State Bank in Temple | Tulsa National Bank |
| First State Bank of Porter | UNION BANK (OK) |
| First Texoma National Bank | Union Bank of Chandler |
| First United Bank and Trust Company | Valley National Bank (OK) |
| FirstBank (OK) | Valliance Bank (OK) |
| Fort Gibson State Bank | Vision Bank N.A. |
| Freedom Bank of Oklahoma | Walters Bank and Trust Company |
| Frontier State Bank | Washita State Bank |
| Grand Bank (OK) | Washita Valley Bank |
| Grand Savings Bank | Welch State Bank of Welch, Okla. |
| Grant County Bank (OK) | Wilburton State Bank |
| Great Nations Bank | |