Contact Us



Questions? Comments? CSB is here to help.


For answers to your banking needs, call us 24 hours a day, 7 days a week at
(800) 864-BANK (2265). You can check balances, verify the dates and amounts of your most recent transactions and more!

Need to speak with a Customer Contact Specialist? Call us at (888) 418-5626 or (617) 864-8700. Hearing impaired customers can call (617) 441-4200. Our hours are: Monday – Friday, 8:00 am – 6:00 pm, Saturdays, 9:00 am – 3:00 pm and Sundays, 10:00 am - 3:00 pm.


Do you have feedback, comments or ideas?
Let us know here.


For general, non-sensitive inquiries you can email us at

Secure Emails: There are three convenient WebBank links to access Secure Email.  There is a link located on the right side of your WebBank screen, under the navigation bar and above the calendar.  A second link may be found within ‘Support’ which is located in the upper right corner of your WebBank screen.  The third link is located within the ‘Account Management’ function of WebBank’s upper navigation bar (between ‘Transfers’ and ‘Additional Services’). Please remember that you should never submit account and personal information through regular email as it may not be secure.


To report a lost or stolen Cambridge Savings Debit Card after business hours call

(800) 472-3272.


Contact us or send deposits by mail to:
Cambridge Savings Bank
P.O. Box 380206
Cambridge, MA 02238-9906


Request Product Information and/or an Application

Debit Card Overdrafts

Product Information Request
Stop Payment Request
Change of Address
Deluxe Check Order
Request copy of check(s)
Request 1099 Tax Form copy
Request statement copy
eStatements Changes

- Call CSB at (888) 418-5626.

- For general inquiries, email us here.

- For specific account questions, please login to your WebBank account to send a secure email.

Blog Facebook Twitter LinkedIn Flickr YouTube