First State Bank Routing Number (ABA): 067000438

First State Bank at a glance

Its CET1 capital ratio was 16.00% at Q2 2026, comfortably above the 7% level required once the capital conservation buffer is included.

Total assets, Q2 2026

$1.18B

CET1 ratio, Q2 2026

16.00%

Deposit insurance

FDIC

Regulator

FDIC

Domestic offices

9 FDIC institution directory, current count

Established

1955

Full financial profile · Is First State Bank safe? · Branch locations

What the digits mean

The first two digits, 06, place this number in the Federal Reserve Bank of Atlanta's district (District 6). Digits five through eight, 0043, identify the institution within that district. The last digit, 8, is a check digit, and the number passes the standard check: weight the nine digits 3, 7, 1, 3, 7, 1, 3, 7, 1 and the sum is a multiple of 10.

Before you send money to First State Bank

A routing number tells the payment network which financial institution holds an account. You give it with an account number for ACH transfers through the automated clearing house, such as direct deposit, bill pay and transfers from a checking account, which usually settle in one to two business days. An international wire to a US account normally needs the bank's SWIFT code as well.

Match this number against the one on your First State Bank checks or in its online banking. Ask the bank for wire instructions (keysbank.com). Our record does not show whether this number receives wires. The Federal Reserve's E-Payments Routing Directory shows it: its Fedwire participant search lists the numbers that can receive Fedwire transfers, and its FedACH search lists those that receive ACH payments. How to confirm any routing number.

About First State Bank

First State Bank is headquartered in Key West, Florida and was established in 1955. It is in the KEY WEST-KEY LARGO, FL metro area. It reported $1.18B in total assets and $1.06B in deposits for Q2 2026, the 29th largest of the 81 banks headquartered in Florida. It reports 9 domestic offices. Its deposits have been FDIC insured since 1955. Its primary federal regulator is the FDIC. 4 other banks and credit unions headquartered in Key West have a routing number listed here.

What the digits in 067000438 mean

The first four digits, 0670, are the Federal Reserve routing symbol. The prefix 06 places the number in the 6th Federal Reserve District (Atlanta). That is also the district where the bank is headquartered. Digits five through eight, 0043, identify the institution within its Federal Reserve district. The last digit, 8, is a check digit. Weighting the digits 3, 7 and 1 in turn gives 3 x 4 + 7 x 9 + 15 = 90, a multiple of 10, so 067000438 is a well-formed routing number. A mistyped digit almost always breaks that sum.

What is the First State Bank routing number?

The First State Bank routing number is 067000438. It is the primary ABA routing transit number registered to First State Bank, headquartered in Key West, FL. The number comes from the FFIEC National Information Center institution record, last refreshed here on October 25, 2026.

What is the First State Bank wire routing number?

This page lists the primary routing number registered to First State Bank. The record does not say whether the bank uses the same number for wire transfers. Confirm the wire routing number with First State Bank before sending a wire.

Is ABA number 067000438 the routing number for First State Bank?

Yes. It is the primary routing number registered to First State Bank.

Which bank uses routing number 067000438?

It belongs to First State Bank, headquartered in Key West, FL. It is the bank's primary ABA routing number (FDIC certificate 17509).

Routing numbers in Key West, FL

Credit union

Keys Federal Credit Union: 267079557

Bank

Gulf Atlantic Bank: 067016972

Credit union

Monroe County Teachers Federal Credit Union: 267079544

Credit union

Southernmost Federal Credit Union: 267079560

All routing numbers in Florida