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24/7 AccessToll Free: 1-800-207-5555
Contact
Helpful Numbers:
Greylock Federal Credit Union
413-236-4000
1-800-207-5555 (toll-free)
Greylock Community Empowerment Center
413-344-1026
Telephone Banking - Nice Touch Plus®
(413) 499-7233
(413) 236-4007
(866) 575-6423 (toll-free)
Credit Card Numbers:
Report a Lost/Stolen Credit Card
1-800-558-3424
Credit Card Fraud
1-800-449-7728
Debit Card Numbers:
Report a Lost/Stolen Debit Card
1-866-833-4252
Debit Card Fraud Alerts
1-888-918-7313
**if you do not have a case number, stay on the line to be connected with a fraud specialist**
Debit Card Dispute
1-800-207-5555
Debit Card Travel Note
1-866-833-4252
Debit Card PIN Change/Activation
1-800-631-3197
Debit Card PIN Change (card is active)
1-888-886-0083
2026 Holiday Closures
The branches and offices for Greylock Federal Credit Union are closed on all federal holidays.
2026 Holidays Hours:
Thursday, January 1 CLOSED
Monday, January 19 CLOSED
Monday, February 16 CLOSED
Monday, May 25 CLOSED
Friday, June 19 CLOSED
Saturday, July 4 CLOSED
Monday, September 7 CLOSED
Monday, October 12 CLOSED
Wednesday, November 11 CLOSED
Thursday, November 26 CLOSED
Thursday, December 24 Closing at 12:30pm
Friday, December 25 CLOSED
Saturday, December 26 CLOSED
Thursday, December 31 Closing at 2:00pm
Friday, January 1, 2026 CLOSED
Night Deposit Boxes
Greylock's Community Empowerment Center
Free Financial Coaching, Free Classes, Partner Programs & More!