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Bank Routing Number

Greenfield Co-Operative Bank Routing Number

The primary ABA routing number (RTN) for Greenfield Co-Operative Bank, Greenfield, MA is shown below.

Primary ABA / RTN
211870281
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 Greenfield Co-Operative Bank routing number?

The Greenfield Co-Operative Bank routing number is 211870281. It is the primary ABA routing transit number registered to Greenfield Co-Operative Bank, headquartered in Greenfield, MA. 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 Greenfield Co-Operative Bank wire routing number?

This page lists 211870281, the primary routing number registered to Greenfield Co-Operative Bank. 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 Greenfield Co-Operative Bank before sending a wire.

Is ABA number 211870281 the routing number for Greenfield Co-Operative Bank?

Yes. ABA number 211870281 is the primary routing number registered to Greenfield Co-Operative Bank. 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 211870281?

Routing number 211870281 belongs to Greenfield Co-Operative Bank, headquartered in Greenfield, MA. It is the bank's primary ABA routing number (FDIC certificate 26397).

Routing numbers of similar-size institutions in Massachusetts

Bank, Greenfield, MA
Greenfield Savings Bank: 211870799
Bank, Taunton, MA
Mechanics Cooperative Bank: 211372048
Bank, Wakefield, MA
The Savings Bank: 211371366
Bank, Stoneham, MA
Stonehambank: 211371586
Credit union, Leominster, MA
All One Credit Union: 211383736
Credit union, Shrewsbury, MA
Central One Federal Credit Union: 211387169
Bank, Winchester, MA
Winchester Co-Operative Bank: 211371573
Credit union, Braintree, MA
Liberty Bay Credit Union: 211081216

All routing numbers in Massachusetts

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