FirstBank Puerto Rico Routing Number (ABA): 221571473

FirstBank Puerto Rico at a glance

Its CET1 capital ratio was 15.92% at Q3 2026, comfortably above the 7% level required once the capital conservation buffer is included.

Total assets, Q3 2026

$19.23B

CET1 ratio, Q3 2026

15.92%

Deposit insurance

FDIC

Regulator

FDIC

Domestic offices

11 branches

Latest call report

Q3 2026, FFIEC 031

Established

1949

Full financial profile · Is FirstBank Puerto Rico safe? · FirstBank Puerto Rico call report · Branch locations

What the digits mean

The first two digits, 22, place this number in the Federal Reserve Bank of New York's district (District 2): prefixes 21 to 32 are the district numbers assigned to thrift institutions. Digits five through eight, 7147, identify the institution within that district. The last digit, 3, 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 FirstBank Puerto Rico

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 FirstBank Puerto Rico checks or in its online banking. Ask the bank for wire instructions (www.1firstbank.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 FirstBank Puerto Rico

FirstBank Puerto Rico is headquartered in San Juan, Puerto Rico and was established in 1949. It is in the SAN JUAN-BAYAMON-CAGUAS, PR metro area. It reported $19.23B in total assets and $16.95B in deposits for Q3 2026, the 2nd largest of the 4 banks headquartered in Puerto Rico. It reports 11 domestic offices. Its deposits have been FDIC insured since 1989. Its primary federal regulator is the FDIC. 5 other banks and credit unions headquartered in San Juan have a routing number listed here.

What the digits in 221571473 mean

The first four digits, 2215, are the Federal Reserve routing symbol. The prefix 22 places the number in the 2nd Federal Reserve District (New York), a range the ABA plan set aside for thrift institutions. That is also the district where the bank is headquartered. Digits five through eight, 7147, identify the institution within its Federal Reserve district. The last digit, 3, is a check digit. Weighting the digits 3, 7 and 1 in turn gives 3 x 11 + 7 x 16 + 5 = 150, a multiple of 10, so 221571473 is a well-formed routing number. A mistyped digit almost always breaks that sum.

What is the FirstBank Puerto Rico routing number?

The FirstBank Puerto Rico routing number is 221571473. It is the primary ABA routing transit number registered to FirstBank Puerto Rico, headquartered in San Juan, PR. The number comes from the FFIEC National Information Center institution record, last refreshed here on October 28, 2026.

What is the FirstBank Puerto Rico wire routing number?

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

Is ABA number 221571473 the routing number for FirstBank Puerto Rico?

Yes. It is the primary routing number registered to FirstBank Puerto Rico.

Which bank uses routing number 221571473?

It belongs to FirstBank Puerto Rico, headquartered in San Juan, PR. It is the bank's primary ABA routing number (FDIC certificate 30387).

Routing numbers in San Juan, PR

Bank

Banco Popular de Puerto Rico: 021502011

Bank

Oriental Bank: 221571415

Bank

Nave Bank: 021508222

Credit union

Vapr Federal Credit Union: 221581764

Credit union

Puerto Rico Employee Groups Federal Credit Union: 021584725

All routing numbers in Puerto Rico