Contact Us

The bank that knows you best.

Call us, email us or visit us at one of our convenient locations today.

Customer Support

Customer Service

(671) 472-5300
(671) 477-5454 (fax)
Available 24/7

Voice Banking (Bill Pay Service)

1-866-706-3876
Tue-Sat; 9:30am-4pm ChST

Card Services

Credit Card

Customer Service
1-833-541-0763/1
Available 24/7

Card Activation
1-833-541-0770
Available 24/7

Dispute/Chargeback
1-800-600-5249
Available 24/7

eZCard
1-866-604-0380
Available 24/7

Lost/Stolen Card
1-833-541-0777
Available 24/7

PIN Change
1-866-297-3413
Available 24/7

ScoreCard Rewards
1-800-854-0790
Available 24/7

Debit Card

Card Activation
1-833-580-2606
Available 24/7

PIN Change
1-833-580-2606
Available 24/7

Lost/Stolen Card
1-833-933-1681
Available 24/7
International 1-812-647-9794 
Available 24/7

Card Support

(671) 472-5300
Available 24/7

(671) 472-5187
Mon-Fri, 9am-4pm ChST

Internal Contacts

Brand & Community Relations Group

brand@bankofguam.com

Human Resources Group

(671) 472-5300 ext. 5605, 5606 or 5916

Loans and Wealth Management

Personal Loans / Retail Banking Group

(671) 478-5728

Mon-Fri, 9am - 4pm ChST

Home Mortgage Loans / Mortgage Banking Group

(671) 472-5308 ext. 5329, 5367, 5146, or 5353

Mon-Fri, 9am – 4pm ChST 
 

For Information Requests or Notice of Error

Business Loans / Commercial Banking Group

(671) 472-5308 ext. 5147, 5148, 5141, 5167 or 5349

Mon-Fri, 9am – 4pm ChST

Loan Adjustment Department

(671) 472-5352

(671) 472-5442

(671) 472-5569

Trust Services

(671) 472-5300 ext. 5144

Wealth Management

(671) 472-5141

Merchant Services

Point of Sale / Merchant Services Help Desk

(671) 472-5242

Mon-Fri, 9am - 4pm ChST

After Hours Help Desk
Mon-Fri, 3pm - 8pm ChST

Weekends and Holidays
8am - 8pm ChST (671) 472-5284

merchantsupport@bankofguam.com

Merchant Authorization

Available 24/7
 

Mastercard/Visa 
1-800-991-9911

Discover/JCB 
1-800-347-1111

American Express 
1-800-528-2121

Need to send us something?

Customer Service:

Bank of Guam

P.O. Box BW

Hagatna, GU 96932

Loan Payments

Bank of Guam

111 West Chalan Santo Papa

Hagatna, GU 96910

Credit Card Payments

Bank of Guam

P.O. Box 57C

Hagatna, GU 96932

Electronic Payments

Guam and Surrounding Islands Routing Number: 121405115