FDIC-insured bank
Bank 1st
Bank headquartered in West Union, Iowa, part of FNB BANSHARES INC.
Source: FDIC BankFind Suite, data as of June 30, 2026, fetched September 5, 2026
Headquarters and contact
| Address | 115 N Vine St West Union, IA 52175 |
| County | Fayette |
| Website | www.bank1stia.com |
| Phone | not published in FDIC data, see the bank's website |
FDIC record
| FDIC Certificate | 13816 |
| Federal Reserve RSSD ID | 142049 |
| Status | Active |
| Charter class | SM (STATE) |
| Holding company | FNB BANSHARES INC |
| Domestic offices | 3 |
| Financials as of | June 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.bank1stia.com.
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Offices nearest to headquarters
| Bank 1St main office West Union, IA |
115 N Vine St, 52175 |
| Drive-In Branch West Union, IA |
302 W Bradford St, 52175 |
| St. Lucas Branch Saint Lucas, IA |
100 E Main St, 52166 |