- (207) 839-4796
- Toll-Free: 1-800-492-8120
Customer Service Hours
- 7:30am - 5:00pm: Mon–Fri
- 7:30am - 12:00pm: Sat
- Closed: Sunday
Customer Service Office Address
Gorham ME 04038
Frequently Asked Questions
- What is GSB's routing number?
- How do I enroll in online banking?
- How do I activate mobile banking?
- How do I enroll in eStatements?
- How do I enroll in Bill Pay?
- How do I reorder checks?
- What should I do if my debit, credit, or ATM card has been stolen?
- How do I report fraudulent transactions?
- What financial documents should be shredded?
- What is an Interactive Teller Machine (ITM) and how does it differ from an ATM?
- What is People Pay?
- How do I enroll in People Pay?
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