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Please contact Mainstreet Bank directly:


by phone: 703-481-4567
or write us at:
P.O. Box 373
Herndon, VA 20172

Traveling outside of the US?
We’ll place a note on your account to ensure that your debit or credit card will work outside the US.
Notify MainStreet bank of your travels by calling: 1-800-437-9392


Need to report an unauthorized transactions or lost or stolen credit cards?
Please note: There may be different procedures depending on the type of card lost. All unauthorized Visa® credit card, ATM or debit transactions and/or lost or stolen Visa® credit cards and check cards should be reported immediately:


Air Debit and Air Visa

For Visa® Check Cards
To report a lost or stolen check card contact the MainStreet Bank staff, by calling any branch location between the hours of 9 a.m. and 5 p.m. After hours, please call 1-866-546-8273.


For Visa® Business Credit Cards
To report a lost or stolen credit card call 1-866-604-0381 between the hours of 9 a.m. and 5 p.m.
After hours, please call 1-800-423-7503.

*NOTICE: This e-mail address utilizes the public Internet. For your protection, it should not be used for confidential data.

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