At $41.2 billion in assets, MidFirst Bank is the largest privately owned bank in the nation. MidFirst can trace its roots back to 1954, starting as a mortgage company, evolving to the national …

Online Banking with MidFirst Bank lets customers easily manage their money, send payments, and more. Learn more about available services.

MidFirst Bank is an American bank based in Oklahoma City, Oklahoma. As of 2025, it was the largest privately owned bank in the United States, with $41.2 billion in assets. [3]

MidFirst Bank makes banking easy with mobile banking and its flexible money management tools. Learn more.

MidFirst Bank allows you to check balances and recent transactions, lock your debit and credit cards, transfer funds, pay bills, deposit checks, find locations and send money with Zelle® - all …

Bank from your home, office or anywhere in the world with MidFirst Bank’s free online and mobile banking services – available 24 hours a day, seven days a week.*

MidFirst Bank offers customers a variety of ways to bank, ranging from online and mobile banking to sending money to friends via Zelle. Learn more.