Contact Us
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
Easily set up an in-person or phone appointment with any Star One branch representative.
Do you have questions regarding account servicing or consumer/real-estate loans? Our Phone Branch is here to help! You can make a convenient phone appointment to obtain answers to your questions without visiting a branch.
If you prefer to come into a branch, appointments are recommended for the following services: New Memberships, Consumer Loan Applications, Real Estate Applications, Account Servicing, Notary, and IRA requests.
Masks are recommended but not required in Santa Clara County.
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.
Contact us through our online mortgage center.
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.
Star One Branch Locations
Branch hours:
- Masks are recommended but not required in Santa Clara County.
- 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
De Anza Branch 2 ATMs, east side of building/24 hours |
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El Camino Branch |
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San Antonio Branch
2 ATMs, 24 hours |
Blossom Hill Branch 2 ATMs, east side of building/24 hours |
Stevens Creek Branch 2 ATMs, east side of building/24 hours |
Enterprise Way Branch 2 ATMs, west side of building/24 hours |
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Big Basin Branch 1 ATM, 24 hours |
Administration Building 1 ATM, southeast corner of building/24 hours |
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
- Christmas, New Year's and Thanksgiving: closed
- 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
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.
2022 Holidays—Star One branches will be closed
- Monday, May 30: Memorial Day
- Monday, June 20: Juneteenth Day
- Monday, July 4: Independence Day
- Monday, September 5: Labor Day
- Monday, October 10: Columbus Day
- Friday, November 11: Veterans Day
- Thursday, November 24: Thanksgiving Day
- Friday, November 25: Day after Thanksgiving Day
- Monday, December 26: Christmas Day observed