Bank routing number ยท Stamford, Connecticut
First County Bank Routing Number (ABA): 221172212
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The First County Bank routing number is 221172212. It is the primary ABA routing transit number on the bank's FFIEC National Information Center record, refreshed here on October 25, 2026.
First County Bank at a glance
Its CET1 capital ratio was 12.08% at Q2 2026, above regulatory requirements.
- Total assets, Q2 2026
- $2.42B
- CET1 ratio, Q2 2026
- 12.08%
- Deposit insurance
- FDIC
- Regulator
- FDIC
- Domestic offices
- 14 FDIC institution directory, current count
- Latest call report
- Q2 2026, FFIEC 041
- Established
- 1851
Full financial profile · Is First County Bank safe? · First County Bank call report · Branch locations
First County Bank routing numbers on file
| Routing number | Type | Status | Source |
|---|---|---|---|
| 221172212 | Primary ABA | Active | FFIEC NIC |
Record refreshed here on October 25, 2026. NIC holds one primary number per bank; First County Bank publishes any other numbers it uses itself.
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, 7221, identify the institution within that district. The last digit, 2, 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 County 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 County Bank checks or in its online banking. Ask the bank for wire instructions (www.firstcountybank.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 County Bank
First County Bank is headquartered in Stamford, Connecticut and was established in 1851. It is in the BRIDGEPORT-STAMFORD-DANBURY, CT metro area. It reported $2.42B in total assets and $1.92B in deposits for Q2 2026, the 5th largest of the 27 banks headquartered in Connecticut. It reports 14 domestic offices. Its deposits have been FDIC insured since 1960. Its primary federal regulator is the FDIC. 5 other banks and credit unions headquartered in Stamford have a routing number listed here.
What the digits in 221172212 mean
The first four digits, 2211, 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, 7221, identify the institution within its Federal Reserve district. The last digit, 2, is a check digit. Weighting the digits 3, 7 and 1 in turn gives 3 x 5 + 7 x 10 + 5 = 90, a multiple of 10, so 221172212 is a well-formed routing number. A mistyped digit almost always breaks that sum.
What is the First County Bank routing number?
The First County Bank routing number is 221172212. It is the primary ABA routing transit number registered to First County Bank, headquartered in Stamford, CT. The number comes from the FFIEC National Information Center institution record, last refreshed here on October 25, 2026.
What is the First County Bank wire routing number?
This page lists the primary routing number registered to First County Bank. The record does not say whether the bank uses the same number for wire transfers. Confirm the wire routing number with First County Bank before sending a wire.
Is ABA number 221172212 the routing number for First County Bank?
Yes. It is the primary routing number registered to First County Bank.
Which bank uses routing number 221172212?
It belongs to First County Bank, headquartered in Stamford, CT. It is the bank's primary ABA routing number (FDIC certificate 18204).
Routing numbers in Stamford, CT
- Bank
- Patriot Bank, N.A.: 021112935
- Credit union
- Sound Federal Credit Union: 221174391
- Credit union
- Pitney Bowes Employees Federal Credit Union: 221174375
- Credit union
- Members Credit Union: 221174074
- Credit union
- Stamford Healthcare Credit Union, Inc.: 221183308
View First County Bank's full profile →
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Regulator records: FDIC BankFind (cert 18204) · FFIEC NIC profile (RSSD 958204)