- Juniper Bank
 - Offers checking and savings accounts, online bill pay, credit cards, CDs, and much more. - Jordan Islamic Bank
- Offering services in accordance with the provisions of the Islamic Sharia. Also in Arabic.
- Jackson County Bank
- Jardine Fleming Bank (1)
- Jardine Fleming@
- JP Bank
- Services include fixed income trading.
- Jewett City Savings Bank
- Jefferson Bank of Missouri
- Jersey Shore State Bank
- James Monroe Bank
- Full-service community bank.
- John P. Pearl & Associates, Ltd.
- Provides medical insurance, lawyers professional liability, errors and omissions, and more.
- Jackson County Bank
- Independent community bank offering personal, mortgage, and business loans as well as deposit and Internet banking services.
- Jefferson State Bank
- Jacksonville Bank
- Community bank offering a range of financial services.
- Jacksonville Savings Bank
- Provider of community financial services.
- Jersey State Bank
- Jonestown Bank and Trust Company
- Jones National Bank and Trust Co.
- Contains information on interest rates, community events, and financial services.
- Jacksonville Savings Bank
- Serving customers throughout Cherokee County.
- Jackson Federal Bank
- Provides full-service banking products, services, loans, and investments with locations throughout Southern California.
 Jammu & Kashmir Bank Ltd.
- Janata Bank Limited
- Nationalised commercial bank having branches all over Bangladesh. Offers various services like retail banking, investment banking, and foreign remittance services. Online banking facility available.
- Johnson International
- Bank holding company which operates Heritage Bank and Trust and other companies.
- Jordan Kuwait Bank
- Joyo Bank
- Juroku Bank
- Jyske Bank
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