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Please contact us using the appropriate forms below. Also, scan our frequently asked questions to see if the answer you need is available here. 

Frequently Asked Questions

How do I reach Customer Service?

Our Customer Service Center can be reached at 800-423-0142. Hours of operation are:

Monday – Friday 7:30am – 6:30pm
Saturday 9:00am – 1:00pm

What is your Routing Number?

The routing number (also known as an ABA or transit number) is a number that identifies Savings Institute Bank & Trust within the national banking system. Savings Institute Bank & Trust’s routing number is 211174181.

What is the number for your Telephone Banking System?

EASI Banker, our automated telephone banking system, is available 24/7. Just call (860) 456-EASI (3274) locally or 1-877-4BANKSI (422-6574) toll-free and follow the prompts.

What are your branch hours?

View all branch hours and locations

What is your mailing address?

Mail and payments can be sent to:
Savings Institute Bank & Trust
P.O. Box 95
Willimantic, CT 06226

How do I get help with Online Banking?

If you’re having trouble logging on or have a question about our Online Banking or Bill Payment services, please call our Customer Service Center at 800-423-0142.

How do I report a lost or stolen Debit/ATM card?

If your Savings Institute Bank & Trust Debit MasterCard or ATM card has been lost or stolen, contact our Customer Service Center immediately at 800-423-0142.

How do I report unauthorized transactions on my Debit Card?

To dispute a transaction on your Debit Card or an ATM withdrawal, please call (866) 987-1457 Monday-Friday from 8:00am – 8:00pm. Outside of these hours, please call (866) 842-5208. Or you can visit one of our branches.

I'll be traveling soon. Should I notify the bank?

If you will be traveling outside of Connecticut or Rhode Island, please contact our Customer Service Center at 800-423-0142 to make us aware of your plans. This will reduce the likelihood of a transaction being denied due to suspected fraudulent activity.

Some debit card transactions my be blocked in certain geographic locations due to increased fraudulent activity. Click here to view the list of current restrictions.

I received an email/text message/phone call asking me to verify account information. Should I be concerned?

If you have received an email, text message or phone call that appears to be from us requesting account information, do not respond. It is fraudulent. We will never contact you to request your account information via email, text message or phone. In the case of a fraudulent email, please forward the message to If you have already responded to the message you received, please contact our Customer Service Center immediately at 800-423-0142.

How do I place a stop payment?

If you need to place a stop payment, you can log into your Online Banking account or call EASI Banker anytime and follow the instructions. You can also call our Customer Service Center at 800-423-0142.

How do I set up an automatic loan payment?

To set up an automatic loan payment, download the Automatic Loan Payment form and either drop it off at any branch or mail to address on the form.

How do I get help with my Savings Institute Bank & Trust Credit Card?

For Savings Institute Bank & Trust Credit Card customer service, including account information or to report you card lost or stolen, please call (800) 876-9119.