Great Southern Bank · O Fallon, MO
Great Southern Bank
Full-service brick-and-mortar office operated by Great Southern Bank at 2419 Highway K, O Fallon, MO.
- Street address
- 2419 Highway K
- City
- O Fallon, MO
- County
- St. Charles
- ZIP code
- 63368
- Service type
- Full-service brick-and-mortar office
- Deposits at this branch
- $18.8M (FDIC SOD, 2025)
- Established
- November 6, 2006
- Institution
- Great Southern Bank Bank
Other Great Southern Bank branches in O Fallon
- Great Southern Bank 100 Christina Marie Dr
Source: U.S. FDIC BankFind & NCUA 5300 Call Report (public data). Data sources · Data as of Q1 2026
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