Bank United Mississippi Bank
United Mississippi Bank is a federally insured bank based in Natchez, Mississippi.
- Type
- Bank
- Charter
- State-chartered commercial bank, not a Federal Reserve member
- Primary regulator
- FDIC
- Established
- May 14, 1973
- Headquarters
- Natchez, MS
- FDIC certificate #
- 21083
- Fed RSSD ID
- 544335
- Holding company
- Southwest Security Inc
- Website
- www.unitedmsbk.com
Source: U.S. FDIC BankFind & NCUA 5300 Call Report (public data). Data sources · Data as of Q1 2026
Branches by state
United Mississippi Bank operates 13 branch locations across 2 states. Select a state to drill down to its towns and individual branches.
Ownership
United Mississippi Bank is owned by Southwest Security Inc. See the full ownership & merger history.
United Mississippi Bank financial summary
Other banks in Mississippi
Federally insured banks headquartered in Mississippi, by total assets.
- Hancock Whitney Bank $35.53B
- Renasant Bank $27.09B
- Trustmark Bank $18.98B
- BankPlus $8.28B
- Community Bank of Mississippi $5.12B
- BankFirst Financial Services $3.32B
- Guaranty Bank and Trust Company $3.01B
- Planters Bank & Trust Company $2.69B
Similar-size banks
Institutions close to United Mississippi Bank’s $563.1M in assets.
- Trinity Bank, N.A. $563.3M
- Citizens' Bank & Trust Co. $563M
- Century Bank $562.2M
- Premier Community Bank $562.2M
- Central State Bank $562.2M
- Cross Bank $564.4M