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All GSB locations will be closed on Monday, January 18 in observance of Martin Luther King, Jr. Day. Normal business hours will resume on Tuesday, January 19.

Learn more about Economic Impact Payments (stimulus checks). Monitor your account for a stimulus deposit via Online & Mobile Banking. Learn more about the next round of SBA PPP loans.

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Help Center

Routing Number: 211274573
Clock
Customer Service Hours
  • 7:30am - 5:00pm: Mon–Fri
  • 7:30am - 12:00pm: Sat
  • Closed: Sunday
Office
Customer Service Office Address
10 Wentworth Drive,
Gorham ME 04038
Lost or stolen card?

To report a lost or stolen debit, ATM or credit card during business hours, please call:

(207) 839-4796

After hours, please call:

1-800-500-1044 for lost or stolen ATM/debit cards.

1-800-883-0131 for lost or stolen credit cards.

Lock Icon Lock Your Debit Card with Card Controls in the GSB Mobile App.

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To protect your security when you communicate with us electronically, please do not include confidential and personal information such as Social Security Numbers and account numbers.

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Chat with our live support team during normal business hours.

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