FDIC-insured bank
Iowa State Bank — Sac City, IA
Bank headquartered in Sac City, Iowa, part of SAC CITY LTD.
Source: FDIC BankFind Suite, data as of June 30, 2026, fetched September 5, 2026
Headquarters and contact
| Address | 500 Audubon St Sac City, IA 50583 |
| County | Sac |
| Website | www.myisb.bank |
| Phone | not published in FDIC data, see the bank's website |
FDIC record
| FDIC Certificate | 10497 |
| Federal Reserve RSSD ID | 298049 |
| Status | Active |
| Charter class | NM (STATE) |
| Holding company | SAC CITY LTD |
| Domestic offices | 3 |
| Financials as of | June 30, 2026 |
How to find your Iowa State 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.myisb.bank.
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Offices nearest to headquarters
| Iowa State Bank main office Sac City, IA |
500 Audubon St, 50583 |
| Fifth At Main Branch Lake View, IA |
419 Main St, 51450 |
| 219 South Main Street Branch Odebolt, IA |
219 S Main St, 51458 |
Where Iowa State Bank has offices
Cities with the most Iowa State Bank offices
Largest banks headquartered elsewhere in Iowa
| Principal Bank Des Moines | $9.84 billion |
| Bankers Trust Company Des Moines | $7.83 billion |
| Hills Bank and Trust Company Hills | $4.79 billion |
| West Bank West Des Moines | $4.03 billion |
| Northwest Bank Spencer | $3 billion |
| Cedar Rapids Bank and Trust Company Cedar Rapids | $2.90 billion |
| Quad City Bank and Trust Company Bettendorf | $2.77 billion |
| Fidelity Bank & Trust Dubuque | $2.60 billion |
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