On Saturday, August 8th beginning at 10:00pm, Business Online Banking will be temporarily unavailable as we perform scheduled maintenance. Business Online Banking is expected to be back up and running by 12:00am, on August, 9th. We apologize for any inconvenience this may cause.

Effective Monday, June 22nd, all CSB branches will be open with the following special hours and will no longer require you to make an appointment. At this time, our hours are Monday through Friday from 9:00am-4:00pm and Saturday 9:00am-1:00pm. Click here to Learn More.

Find Us

Coordinates

Melrose

638 Main Street
02176 MA
United States

Somerville

711 Somerville Avenue
02143 MA
United States

Kendall Square

350 Kendall Street
02142 MA
United States

Harvard Square: Mt. Auburn Street

104 Mt. Auburn Street
02138 MA
United States

Harvard Square: JFK Street

36 JFK Street
02138 MA
United States

The Charles Hotel

1 Bennett Street
02138 MA
United States

Burlington: 3rd Ave

22 Third Avenue
01803 MA
United States

Watertown

54 Arsenal Street
02472 MA
United States

Newton Centre

739 Beacon Street
02459 MA
United States

Lexington Center

1781 Massachusetts Ave
02420 MA
United States

Concord

202 Sudbury Road
01742 MA
United States

Charlestown

1 Thompson Square
02129 MA
United States

Cambridge: Porter Square

Shopping Center
53 White Street
02140 MA
United States

Cambridge: Inman Square

1378 Cambridge Street
02139 MA
United States

Cambridge: Harvard Square | Corporate Headquarters

1374 Massachusetts Ave
02138 MA
United States

Cambridge: Central Square

630 Massachusetts Ave
02139 MA
United States

Burlington: Cambridge Street

214 Cambridge Street
01803 MA
United States

Burlington: 3rd Ave

140 Middlesex Turnpike
01803 MA
United States

Belmont Center

40 Leonard Street
02478 MA
United States

Bedford

181 Great Road
01730 MA
United States

Arlington Heights

1300 Massachusetts Ave
02476 MA
United States

East Arlington

188 Massachusetts Ave
02474 MA
United States

Arlington Center

626 Massachusetts Ave
02476 MA
United States

CSB Branches

  • Arlington Center

    626 Massachusetts Ave
    Arlington, MA 02476
    View on Map 617.441.4204 Branch Details
    Branch hours of operation.
    Sunday: Closed
    Monday: 9:00 am-4:00 pm
    Tuesday: 9:00 am-4:00 pm
    Wednesday: 9:00 am-5:00 pm
    Thursday: 9:00 am-6:00 pm
    Friday: 9:00 am-5:00 pm
    Saturday: 9:00 am-1:00 pm

  • Arlington Heights

    1300 Massachusetts Ave
    Arlington, MA 02476
    View on Map 617.441.4205 Branch Details
    Branch hours of operation.
    Sunday: Closed
    Monday: 9:00 am-4:00 pm
    Tuesday: 9:00 am-4:00 pm
    Wednesday: 9:00 am-4:00 pm
    Thursday: 9:00 am-6:00 pm
    Friday: 9:00 am-5:00 pm
    Saturday: 9:00 am-1:00 pm

  • East Arlington

    188 Massachusetts Ave
    Arlington, MA 02474
    View on Map 617.441.4203 Branch Details
    Branch hours of operation.
    Sunday: Closed
    Monday: 9:00 am-4:00 pm
    Tuesday: 9:00 am-4:00 pm
    Wednesday: 9:00 am-4:00 pm
    Thursday: 9:00 am-6:00 pm
    Friday: 9:00 am-5:00 pm
    Saturday: 9:00 am-1:00 pm

  • Bedford

    181 Great Road
    Bedford, MA 01730
    View on Map 617.441.4206 Branch Details
    Branch hours of operation.
    Sunday: Closed
    Monday: 9:00 am-4:00 pm
    Tuesday: 9:00 am-4:00 pm
    Wednesday: 9:00 am-4:00 pm
    Thursday: 9:00 am-6:00 pm
    Friday: 9:00 am-5:00 pm
    Saturday: 9:00 am-1:00 pm

  • Belmont Center

    40 Leonard Street
    Belmont, MA 02478
    View on Map 617.441.4327 Branch Details
    Branch hours of operation.
    Sunday: Closed
    Monday: 9:00 am-4:00 pm
    Tuesday: 9:00 am-4:00 pm
    Wednesday: 9:00 am-4:00 pm
    Thursday: 9:00 am-6:00 pm
    Friday: 9:00 am-5:00 pm
    Saturday: 9:00 am-1:00 pm

  • Burlington: 3rd Ave

    140 Middlesex Turnpike
    Burlington, MA 01803
    View on Map 617.441.7045 Branch Details
    Branch hours of operation.
    Sunday: Closed
    Monday: 9:00 am-4:00 pm
    Tuesday: 9:00 am-4:00 pm
    Wednesday: 9:00 am-4:00 pm
    Thursday: 9:00 am-6:00 pm
    Friday: 9:00 am-5:00 pm
    Saturday: 9:00 am-1:00 pm

  • Burlington: Cambridge Street

    214 Cambridge Street
    Burlington, MA 01803
    View on Map 617.441.4207 Branch Details
    Branch hours of operation.
    Sunday: Closed
    Monday: 9:00 am-4:00 pm
    Tuesday: 9:00 am-4:00 pm
    Wednesday: 9:00 am-4:00 pm
    Thursday: 9:00 am-6:00 pm
    Friday: 9:00 am-5:00 pm
    Saturday: 9:00 am-1:00 pm

  • Cambridge: Central Square

    630 Massachusetts Ave
    Cambridge, MA 02139
    View on Map 617.441.4298 Branch Details
    Branch hours of operation.
    Sunday: Closed
    Monday: 9:00 am-4:00 pm
    Tuesday: 9:00 am-4:00 pm
    Wednesday: 9:00 am-4:00 pm
    Thursday: 9:00 am-6:00 pm
    Friday: 9:00 am-5:00 pm
    Saturday: 9:00 am-1:00 pm

  • Cambridge: Harvard Square | Corporate Headquarters

    1374 Massachusetts Ave
    Cambridge, MA 02138
    View on Map 617.441.4154 Branch Details
    Branch hours of operation.
    Sunday: Closed
    Monday: 8:00 am-5:30 pm
    Tuesday: 8:00 am-5:30 pm
    Wednesday: 8:00 am-5:30 pm
    Thursday: 8:00 am-6:00 pm
    Friday: 8:00 am-5:30 pm
    Saturday: 9:00 am-1:00 pm

  • Cambridge: Inman Square

    1378 Cambridge Street
    Cambridge, MA 02139
    View on Map 617.441.4287 Branch Details
    Branch hours of operation.
    Sunday: Closed
    Monday: 9:00 am-4:00 pm
    Tuesday: 9:00 am-4:00 pm
    Wednesday: 9:00 am-4:00 pm
    Thursday: 9:00 am-6:00 pm
    Friday: 9:00 am-5:00 pm
    Saturday: 9:00 am-1:00 pm

  • Cambridge: Porter Square

    Shopping Center
    53 White Street
    Cambridge, MA 02140
    View on Map 617.441.4270 Branch Details
    Branch hours of operation.
    Sunday: Closed
    Monday: 9:00 am-5:00 pm
    Tuesday: 9:00 am-5:00 pm
    Wednesday: 9:00 am-5:00 pm
    Thursday: 9:00 am-6:00 pm
    Friday: 9:00 am-5:00 pm
    Saturday: 9:00 am-1:00 pm

  • Charlestown

    1 Thompson Square
    Charlestown, MA 02129
    View on Map 617.398.5700 Branch Details
    Branch hours of operation.
    Sunday: Closed
    Monday: 9:00 am-4:00 pm
    Tuesday: 9:00 am-4:00 pm
    Wednesday: 9:00 am-4:00 pm
    Thursday: 9:00 am-6:00 pm
    Friday: 9:00 am-5:00 pm
    Saturday: 9:00 am-1:00 pm

  • Concord

    202 Sudbury Road
    Concord, MA 01742
    View on Map 617.441.7115 Branch Details
    Branch hours of operation.
    Sunday: Closed
    Monday: 9:00 am-4:00 pm
    Tuesday: 9:00 am-4:00 pm
    Wednesday: 9:00 am-4:00 pm
    Thursday: 9:00 am-6:00 pm
    Friday: 9:00 am-5:00 pm
    Saturday: 9:00 am-1:00 pm

  • Lexington Center

    1781 Massachusetts Ave
    Lexington, MA 02420
    View on Map 781.861.1980 Branch Details
    Branch hours of operation.
    Sunday: Closed
    Monday: 9:00 am-4:00 pm
    Tuesday: 9:00 am-4:00 pm
    Wednesday: 9:00 am-4:00 pm
    Thursday: 9:00 am-6:00 pm
    Friday: 9:00 am-5:00 pm
    Saturday: 9:00 am-1:00 pm

  • Melrose

    638 Main Street
    Melrose, MA 02176
    View on Map 866.665.2500 Branch Details
    Branch hours of operation.
    Sunday: Closed
    Monday: 8:00 am-4:00 pm
    Tuesday: 8:00 am-4:00 pm
    Wednesday: 8:00 am-4:00 pm
    Thursday: 8:00 am-4:00 pm
    Friday: 8:00 am-7:00 pm
    Saturday: 8:30 am-12:30 pm

  • Newton Centre

    739 Beacon Street
    Newton, MA 02459
    View on Map 617.441.7065 Branch Details
    Branch hours of operation.
    Sunday: Closed
    Monday: 9:00 am-4:00 pm
    Tuesday: 9:00 am-4:00 pm
    Wednesday: 9:00 am-4:00 pm
    Thursday: 9:00 am-6:00 pm
    Friday: 9:00 am-5:00 pm
    Saturday: 9:00 am-1:00 pm

  • Watertown

    54 Arsenal Street
    Watertown, MA 02472
    View on Map 617.441.7088 Branch Details
    Branch hours of operation.
    Sunday: Closed
    Monday: 9:00 am-4:00 pm
    Tuesday: 9:00 am-4:00 pm
    Wednesday: 9:00 am-4:00 pm
    Thursday: 9:00 am-6:00 pm
    Friday: 9:00 am-5:00 pm
    Saturday: 9:00 am-1:00 pm

ATM Locations

  • Burlington: 3rd Ave

    22 Third Avenue
    Burlington, MA

     24 hours, 7 days per week

    * Withdrawals only

    View on Map

  • The Charles Hotel

    1 Bennett Street
    Cambridge, MA

    Temporarily out of service

    View on Map

  • Harvard Square: Mt. Auburn Street

    104 Mt. Auburn Street
    Cambridge, MA

    24 hours, 7 days per week

    * Withdrawals and check deposits

    View on Map

  • Harvard Square: JFK Street

    36 JFK Street
    Cambridge, MA

    8:00am-12:00am, 7 days per week

    * Withdrawals only

    View on Map

  • Kendall Square

    350 Kendall Street
    Cambridge, MA

    24 hours, 7 days per week

    * Withdrawals and check deposits

    View on Map

  • Somerville

    711 Somerville Avenue
    Somerville, MA

    24 hours, 7 days per week

    * Withdrawals only

    View on Map

Holidays 2020

  • January 01, New Year's Day
  • January 20, Martin Luther King Jr. Day
  • February 17, Presidents' Day
  • April 12, Easter
  • May 25, Memorial Day
  • July 04, Independence Day
  • September 07, Labor Day
  • October 12, Columbus Day
  • November 11, Veterans Day
  • November 26, Thanksgiving Day
  • December 24, Christmas Eve - closing at 3:00pm
  • December 25, Christmas Day
  • December 31, New Year's Eve - closing at 3:00pm

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