Bank Routing Number

First Federal Savings and Loan Association of San Rafael Routing Number

The primary ABA routing number (RTN) for First Federal Savings and Loan Association of San Rafael, San Rafael, CA is shown below.

Primary ABA / RTN

321170596

Verify before you send money. This is the bank's primary registered routing number, taken from the FFIEC National Information Center institution record (last refreshed here on October 8, 2026). Banks often use a different routing number for wire transfers than for ACH, and large banks vary it by region; always confirm the correct number on a check or with your bank before initiating a transfer.

What is an ABA routing number?

An ABA routing number, also called a routing transit number (RTN), is a 9-digit code that identifies a U.S. financial institution in the payment system. It tells ACH transfers, Fedwire payments, and paper checks which bank to route money to. The format was created by the American Bankers Association in 1910 and is still the backbone of U.S. domestic payments.

What is the difference between a routing number and an account number?

Your routing number identifies the bank; your account number identifies your specific account at that bank. On a paper check, the routing number is the 9-digit number in the bottom-left, and the account number is to its right.

What is the First Federal Savings and Loan Association of San Rafael routing number?

The First Federal Savings and Loan Association of San Rafael routing number is 321170596. It is the primary ABA routing transit number registered to First Federal Savings and Loan Association of San Rafael, headquartered in San Rafael, CA. A bank can hold more than one routing number, so this is the one on record for the institution, not necessarily the one printed on every check. The number comes from the FFIEC National Information Center institution record, last refreshed here on October 8, 2026.

What is the First Federal Savings and Loan Association of San Rafael wire routing number?

This page lists 321170596, the primary routing number registered to First Federal Savings and Loan Association of San Rafael. The record does not say whether the bank uses the same number for wire transfers, and many banks use a separate routing number for domestic wires. Confirm the wire routing number with First Federal Savings and Loan Association of San Rafael before sending a wire.

Is ABA number 321170596 the routing number for First Federal Savings and Loan Association of San Rafael?

Yes. ABA number 321170596 is the primary routing number registered to First Federal Savings and Loan Association of San Rafael. Check it against the routing number on a check or in your online banking before sending an ACH payment, because a bank can use different numbers by region or product.

Which bank uses routing number 321170596?

Routing number 321170596 belongs to First Federal Savings and Loan Association of San Rafael, headquartered in San Rafael, CA. It is the bank's primary ABA routing number (FDIC certificate 31406).

Routing numbers of similar-size institutions in California

Bank, San Rafael, CA: Westamerica Bank: 121140218
Credit union, San Rafael, CA: Marin County Federal Credit Union: 321177340
Bank, El Cajon, CA: Neighborhood National Bank: 122242571
Credit union, Glendale, CA: Clearpath Federal Credit Union: 322078998
Bank, Oakland, CA: Metropolitan Bank: 121141343
Credit union, Ontario, CA: Chaffey Federal Credit Union: 322280375
Credit union, Menlo Park, CA: S R I Federal Credit Union: 321173328
Credit union, Redlands, CA: Alta Vista Federal Credit Union: 322282580

All routing numbers in California

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Regulator records: FDIC BankFind (cert 31406) · FFIEC NIC profile (RSSD 229070)