IA ST BK & TR CO Routing Number in FAIRFIELD, IA
1 IA ST BK & TR CO routing number found in FAIRFIELD, IA. Click any routing number to view full details — for ACH transfers, direct deposits, and wire payments.
IA ST BK & TR CO — FAIRFIELD, IA — Select Routing Number
1 routing number
IA ST BK & TR CO Routing Number in FAIRFIELD, IA
IA ST BK & TR CO has 1 routing number registered in FAIRFIELD, IA with the American Bankers Association (ABA) and the Federal Reserve E-Payments Routing Directory. Each 9-digit routing number uniquely identifies IA ST BK & TR CO's FAIRFIELD processing location within the US payment network. BankZop sources all routing data directly from official ABA records — click any routing number above to view its full details and copy it instantly.
The IA ST BK & TR CO routing number for FAIRFIELD, IA is used for setting up direct deposits, authorising ACH payments, initiating domestic wire transfers, and check processing. Always use the specific routing number assigned to the location where your account was opened.
What to Do After Finding the IA ST BK & TR CO FAIRFIELD Routing Number
- Direct deposit: Provide the 9-digit routing number along with your account number to your employer's payroll system, the IRS (for tax refunds), or any government benefit agency.
- ACH bill payment: Enter the routing number when setting up electronic payments to utilities, insurance providers, or subscription services that debit your IA ST BK & TR CO account.
- Wire transfer: Confirm with IA ST BK & TR CO's wire department whether this ABA routing number applies to wire transfers — many banks use a different wire routing number.
- Check verification: Cross-check the routing number printed at the bottom-left of your IA ST BK & TR CO check against the number shown here to confirm accuracy.
Why IA ST BK & TR CO May Have This Routing Number in FAIRFIELD
IA ST BK & TR CO uses a single routing number for FAIRFIELD, IA — assigned by the ABA to identify this specific IA ST BK & TR CO processing location within the Federal Reserve's payment system. This 9-digit code is what routes ACH debits, credits, and wire transfers to the correct IA ST BK & TR CO office for settlement.
ACH vs Wire Transfer — Which Routing Number to Use
This is one of the most common questions about IA ST BK & TR CO FAIRFIELD routing numbers:
| Transfer Type | Routing Number | Settlement |
|---|---|---|
| Direct Deposit / ACH | ABA routing number (this page) | 1–2 business days (same day for Same Day ACH) |
| Domestic Wire Transfer | Confirm with IA ST BK & TR CO directly — may differ | Same business day (real-time via Fedwire) |
| International Wire | SWIFT/BIC code required — find it here | 1–5 business days |
About IA ST BK & TR CO in FAIRFIELD, IA
IA ST BK & TR CO serves customers in FAIRFIELD, IA through its local banking network. The routing number listed on this page are the ABA-registered identifier for IA ST BK & TR CO's FAIRFIELD operations — used by the Federal Reserve's payment infrastructure to route ACH and wire transactions to the correct financial institution.
To browse IA ST BK & TR CO routing numbers in other cities in IA, visit the IA ST BK & TR CO IA directory. For all IA ST BK & TR CO states, see the IA ST BK & TR CO routing number directory. For international transfers, use the SWIFT Code Lookup. For Indian bank transfers, use the IFSC Code Lookup.
Data sourced from the American Bankers Association (ABA) and the Federal Reserve E-Payments Routing Directory. Last reviewed Jun 2026 by BankZop Editorial Team.
Frequently Asked Questions — IA ST BK & TR CO Routing Numbers in FAIRFIELD
- Direct deposit — payroll, IRS tax refunds, Social Security, VA benefits
- ACH transfers — online bill payments, electronic debits, bank transfers
- Domestic wire transfers — same-day settlement via Fedwire (may use a separate wire routing number)
- Check payments — printed at the bottom-left of every IA ST BK & TR CO personal check
- ACH debit authorisations — recurring payments to utilities, subscriptions, insurance