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Banking made possible from anywhere you are

A laptop and mobile device opened to Chelsea Groton online banking

Our online and mobile banking platforms offer a simplified, intuitive, and consistent experience whether accessing your banking from desktop, tablet, or a mobile device. 

The Chelsea Groton App is available at the Apple App Store for Apple iOS® users and at the Google Play® Store for Android® users. Customers must register for Online Banking in order to use the Mobile Banking App.

Online and Mobile Banking features:

  • Easy access to a menu of key features, and other enhanced features and capabilities, including account opening, clutter-free online documents, money insights, and more. 
  • Manage when monthly bills are paid, track the amount owed, and set up payments to help prevent late payments or overdrafts. 
  • Transfer funds between your accounts one time or automatically over a period of time.
  • Receive real-time messages when bills are due, balances peak or drop to a certain point, and more.
  • Keep track of where your monthly spending goes and how to save for the future.
  • Dark Mode is available to save battery life, reduce glare and eye strain, and offer easier viewing in a dark room.
  • Card controls give you simple, secure, and centralized access to your cards.
  • View eStatements and check balances while on the go.
  • Mobile check deposit.
  • Review account history.
  • Send secure messages to the Customer Care Center.

We’ve got more tools to help you manage your money on the go!

Connect in real-time with a Chelsea Groton Video Banker by phone, tablet, computer or Video Banking ATMs! Our team can assist you with most all of your banking needs, as if you were inside the branch through our Video Banking App, Video Banking ATMs and Chelsea Chat.

Use our Contactless Visa® Debit Card for touch-free and secure purchasing. Link it to Mobile Wallet for added convenience and use the Smart Card app to manage spending and set alerts.

Frequently Asked Questions

Personal online banking accounts are typically available right away. If you are not able to log-in to your new online banking account, call our Customer Care Center 860-448-4200 for assistance.



Account Alerts provide timely information about your account to your email or mobile device, so you can manage your accounts more effectively, help prevent fees, and monitor for irregular activity.


In addition to alerts available through online and mobile banking, we also have a Smart Card App. Through the Smart Card App, you can turn your card on or off, set spending, merchant type and geography limits, and receive notifications anytime your balance goes above or below the threshold you have set.



Our ABA/Routing number is 211173357.



Our self-service username and password reset tools can be found on our online and mobile banking login pages, and are available to you 24 hours a day for your convenience. For further assistance with your username, please contact us via Chelsea Live. For password assistance, please contact our Customer Care Center at 860-448-4200. These services are available Monday-Friday 8:00 am – 7:00 pm and Saturdays 8:00 am – 3:00 pm.