Largest banks and credit unions in Oklahoma by assets
| Name | City | Type | Total assets ($) |
|---|---|---|---|
| BOKF, National Association | Tulsa | Bank | 52,984,896,000 |
| MidFirst Bank | Oklahoma City | Bank | 42,834,126,000 |
| First United Bank and Trust Company | Durant | Bank | 16,594,244,000 |
| BancFirst | Oklahoma City | Bank | 12,804,688,000 |
| Tinker | Oklahoma City | Credit union | 6,119,185,977 |
| Stride Bank, National Association | Enid | Bank | 5,417,575,000 |
| InterBank | Oklahoma City | Bank | 5,329,352,000 |
| RCB Bank | Claremore | Bank | 3,984,900,000 |
| First Fidelity Bank | Oklahoma City | Bank | 2,978,571,000 |
| Armstrong Bank | Muskogee | Bank | 2,842,870,000 |
| Ttcu | Tulsa | Credit union | 2,706,170,768 |
| Communication | Oklahoma City | Credit union | 2,384,370,686 |
| Regent Bank | Tulsa | Bank | 2,241,430,000 |
| Gateway First Bank | Jenks | Bank | 2,062,041,000 |
| Mabrey Bank | Bixby | Bank | 2,021,750,000 |
| Great Plains National Bank | Elk City | Bank | 1,928,955,000 |
| Bank 7 | Oklahoma City | Bank | 1,913,316,000 |
| International Bank of Commerce | Oklahoma City | Bank | 1,631,027,000 |
| Weokie | Oklahoma City | Credit union | 1,499,012,306 |
| American Heritage Bank | Sapulpa | Bank | 1,484,205,000 |
| Sovereign Bank | Shawnee | Bank | 1,474,578,000 |
| Blue Sky Bank | Pawhuska | Bank | 1,352,864,000 |
| First Oklahoma Bank | Jenks | Bank | 1,336,144,000 |
| Liberty National Bank | Lawton | Bank | 1,321,040,000 |
| Truity | Bartlesville | Credit union | 1,317,838,025 |
The full list includes every bank or credit union in Oklahoma with street address, ZIP and phone number, plus every other state.
Oklahoma cities with the most banks and credit unions
- Oklahoma City: 32
- Tulsa: 24
- Lawton: 6
- Edmond: 4
- Ada: 3
- Altus: 3
- Ardmore: 3
- Broken Arrow: 3
- Duncan: 3
- Elk City: 3
Charter types in Oklahoma
- State bank (not Fed member): 85
- State bank (Fed member): 51
- Federal credit union: 43
- National bank: 31
- State credit union: 9
- Federal savings bank: 2
Where does this data come from?
FDIC BankFind institution data (October 2026) and NCUA credit union call report data (June 30, 2026). Banks list their website and credit unions list their main office phone. Phone numbers are main lines published by the government. No personal names or personal contact details are included.