For banking by telephone, to find an ATM, or to speak to a Star One phone representative for assistance with this website, please call us at 866-543-5202 or 408-543-5202.
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Convenience, security, and simplicity. Star One provides you with the tools you need to manage your finances easily and worry-free...

Contact us by web or email

We understand that there will be hardships. Star One is here to help. We are offering a number of loan assistance options to provide short and long term relief to members affected by COVID-19, including deferred payments plans on our consumer and real estate loans.

Learn more or request payment assistance.

Star One does not offer business loans and does not participate in any Small Business Loan (SBA) programs.

Easily set up an appointment at any Star One branch.

For your convenience, many of these services are available on our website. For Consumer Loan Applications, please go to our Consumer Loans Application page. For Real Estate Applications, please go to our Real Estate Application page. For New Memberships, please go to our New Membership Application page.

To send us confidential information, log on to our Secure Email Message Center.

Regular e-mail is unencrypted and not secure; sensitive information should not be sent via that channel. Messages travel across many networks before reaching their final destination, enabling prying eyes to eavesdrop on e-mail messages.

Use this non-secure form to send us general questions, feedback or reservations for our educational workshops.

To send confidential information (such as Social Security Numbers, account numbers, financial statements), use our Secure Email Message Center instead.


Star One Branch Locations

Branch hours:

  • Monday, Tuesday, Thursday: 9 AM - 5 PM
  • Wednesday: 10 AM - 5 PM
  • Friday: 9 AM - 6 PM
  • Saturday (Stevens Creek, Blossom Hill and Big Basin branches only): 9 AM - 4 PM

Call Us

Toll-free at (866) 543-5202 or (408) 543-5202

Regular Call Center Hours

  • Monday-Friday: 7 AM-7 PM PT
  • Saturday-Sunday: 9 AM-5 PM PT

Holiday Call Center Hours

  • Day before Thanksgiving: 7 AM-6 PM PT
  • New Year's Eve: 7 AM-5 PM PT
  • Christmas Eve and other holidays: 9 AM-5 PM PT
  • Christmas, New Year's and Thanksgiving: closed

Our Shared Branch call center handles after-hours calls and can assist you with general questions and basic transactions.


Fax: (408) 543-5203
Mailing address: P.O. Box 3643
Sunnyvale, CA 94088-3643

Use our Locator to find ATMs, CO-OP ATMs (including 7-Eleven stores), and Shared Branches.


2021 Holidays—Star One branches will be closed

  • Friday, January 1: New Year's Day
  • Monday, January 18: Martin Luther King Jr. Day
  • Monday, February 15: Presidents Day
  • Monday, May 31: Memorial Day
  • Monday, July 5: Independence Day
  • Monday, September 6: Labor Day
  • Monday, October 11: Columbus Day
  • Thursday, November 11: Veterans Day
  • Thursday, November 25: Thanksgiving Day
  • Friday, November 26: Day after Thanksgiving Day
  • Friday, December 24: Christmas Eve
  • Saturday, December 25: Christmas Day

Scam and Fraud Alert

Remember that Star One employees will never call you to verify or ask for your personal information.

Providing your personal information, such as card PINs, online banking credentials or one-time passcodes, to anyone may make you responsible for any fraudulent activity that happens on your Star One accounts.