FDIC-insured bank
1st Advantage Bank — Saint Peters, MO
Bank headquartered in Saint Peters, Missouri, part of BANC INVESTORS LLC.
Source: FDIC BankFind Suite, data as of June 30, 2026, fetched September 5, 2026
Headquarters and contact
| Address | 240 Salt Lick Rd Saint Peters, MO 63376 |
| County | St. Charles |
| Metro area | St. Louis, MO-IL |
| Website | www.1stadvantagebank.com |
| Phone | not published in FDIC data, see the bank's website |
FDIC record
| FDIC Certificate | 57899 |
| Federal Reserve RSSD ID | 3317192 |
| Status | Active |
| Charter class | NM (STATE) |
| Holding company | BANC INVESTORS LLC |
| Domestic offices | 1 |
| Financials as of | June 30, 2026 |
How to find your 1st Advantage Bank 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.1stadvantagebank.com.
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Offices nearest to headquarters
| 1St Advantage Bank main office Saint Peters, MO |
240 Salt Lick Rd, 63376 |
Where 1st Advantage Bank has offices
Cities with the most 1st Advantage Bank offices
Largest banks headquartered elsewhere in Missouri
| UMB Bank, National Association Kansas City | $71.90 billion |
| Commerce Bank Kansas City | $35.02 billion |
| The Central Trust Bank Jefferson City | $20.31 billion |
| Stifel Bank and Trust Saint Louis | $19.62 billion |
| Enterprise Bank & Trust Clayton | $17.36 billion |
| Stifel Bank Saint Louis | $14.62 billion |
| First Bank St. Louis | $6.65 billion |
| Great Southern Bank Reeds Spring | $5.53 billion |
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