We're Here For You

While we are pleased to provide partial access to some branch lobbies, please know that online and mobile banking, drive-up and telephone are still the best ways for you to work with Greylock, now and for the foreseeable future. These great services not only provide improved convenience, they also provide enhanced safety for you and our staff.

We are available 24/7 at (413) 236-4000

For Updated Branch Hours CLICK HERE

For Member Updates CLICK HERE.

For Business Member Updates CLICK HERE.

Contact Us



To report a lost or stolen credit card
1-800-558-3424

To report a lost or stolen debit card
1-877-267-1954

Debit Card Fraud Alerts
1-800-262-2024
**if you do not have a case number, stay on the line to be connected with a fraud specialist**

Debit Card Dispute
1-844-665-5272

Debit Card Travel Note
1-844-665-5272

PIN Change/Activation
1-800-757-9848

Nice Touch Plus
(413) 499-7233 or (413) 236-4007
Toll-free: (800) 207-5555 x. 4007