FDIC-insured bank

United Mississippi Bank

Bank headquartered in Natchez, Mississippi, part of SOUTHWEST SECURITY INC.
Source: FDIC BankFind Suite, data as of June 30, 2026, fetched September 5, 2026
Total assets
$560.70 million
Total deposits
$478.88 million
Branches
13
FDIC-insured since
1973
Established
1973

Headquarters and contact

Address75 Melrose Montebello Pkwy
Natchez, MS 39120
CountyAdams
Metro areaNatchez, MS-LA
Websitewww.unitedmsbk.com
Phonenot published in FDIC data, see the bank's website

FDIC record

FDIC Certificate21083
Federal Reserve RSSD ID544335
StatusActive
Charter classNM (STATE)
Holding companySOUTHWEST SECURITY INC
Domestic offices13
Financials as ofJune 30, 2026

Routing number

FDIC does not publish ABA routing numbers, and many banks use different routing numbers by state or by account type. The reliable places to find yours: the bottom left of a check from this bank, the "account details" screen in its online banking, or its official website at www.unitedmsbk.com.
See how your odds compare before you apply at United Mississippi Bank.

Offices nearest to headquarters

United Mississippi Bank main office
Natchez, MS
75 Melrose Montebello Pkwy, 39120
Southern Motor Bank
Natchez, MS
20 Seargent S Prentiss Drive, 39120
Downtown Branch
Natchez, MS
203 S Commerce St, 39120
Morgantown Branch
Natchez, MS
1 Morgantown Rd, 39120
Vidalia Branch
Vidalia, LA
4257 Carter St, 71373
Fayette Branch
Fayette, MS
1440 Main St, 39069
Woodville Downtown Office
Woodville, MS
142 Royal Oak Street, 39669
Gloster Branch
Gloster, MS
647 Highway 33, 39638
Bude Branch
Bude, MS
2292 Highway 184 E, 39630
Port Gibson Farmer Street Branch
Port Gibson, MS
609 Farmer St, 39150
New Roads Branch
New Roads, LA
1740 False River Road, 70760
Brookhaven Branch
Brookhaven, MS
130 S. Whitworth Avenue,, 39601
13 offices in total. Browse them by city through the state pages.

Where United Mississippi Bank has offices