If you have been notified by your employer that your payroll provider’s data security was compromised,
please visit your nearest Greylock branch or call us at (413) 236-4000
so we can help you take measures to prevent unauthorized activity.

Mobile Banking

mobile tablet and mobile phone with greylock mobile banking app

available on the app store button

available on the google play store button

Interactive Video Player

To use the Greylock Federal Credit Union Mobile Banking App, you must be a Greylock Online Banking user.

FEATURES Balance Inquiry, Account Transaction History, Transfer to your Deposit Accounts, Cross-account transfers (to another account you jointly own), Transfer funds between accounts you own at other financial institutions and your Greylock accounts with External Account Transers, Transfer funds to another person with Popmoney, Deposit a check with Remote Deposit Capture

SECURITY Set up security questions to verify your identity, Secure login with User ID and Password, No transmission of complete account numbers

Remote Deposit Capture | Deposit your check using our mobile banking app

Use the Greylock mobile app to easily take a photo of both sides of your endorsed check and submit the photos as your deposit. Remote Deposit Capture is available to Greylock members who have a personal checking or savings account and use our mobile banking app— either for iPhone or Android.

To avoid delays in the processing of your Remote Deposit, please endorse the back of the check as follows: "For Mobile Deposit Only"

We may establish limits on the dollar amount and/or number of items or deposits from time to time. If you attempt to initiate a deposit in excess of these limits, we may reject your deposit. The current daily dollar limit per business day and per deposit limit is $5,000.00. View full Mobiliti Appendage here.

Interactive Video Player

popmoney® | our personal payment service

Interactive Video Player

Eliminate the hassle of checks and cash with Popmoney! Send and receive money as easily as you would receive email and text messages. You don't need a separate account, just use your current Greylock Checking or Savings account.


  • Send money using the recipient's name and email address, mobile number or checking/savings account information. You will be notified when the transaction is completed.
  • If you're receiving money, you will receive an email or text message telling you someone sent you money. Just log in to your financial institution's online banking site and direct the funds to your bank account.

Manage My Cards | Strong protection for your Greylock Debit Card

Use Card Controls to safeguard your card from fraud, control family spending, block international transactions, and restrict certain merchants!

Take control of your Greylock Debit Card right from your mobile app. Simply select "Manage My Cards" from the "Accounts" tab or "More" tab. From there, you can:

  • Review the statuses of each of your cards
  • Turn your cards off and on
  • Set transaction limits
  • Set location limits
  • Set merchant limits

Interactive Video Player