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Refer a Friend to Star One!

We're expanding membership beyond Santa Clara County. Free checking accounts, high interest rates on savings, and low interest rates on loans!

Refer a friend and you both get a bonus1 plus a chance to win a Napa resort getaway.

Get a bonus when you refer your friends and family! 2 Receive $60 for each new member who opens a Checking and Savings account. Plus, your friends and family will receive a $120 bonus when they open a new Savings and Checking account!

And for a limited time only—you'll all also be entered in a drawing to win one of three amazing prizes! See official rules below.

Ranked #1 credit union once again

Star One was named top credit union by the Credit Union National Association (CUNA) six years in a row for providing the highest direct financial benefits to members. We offer:

  • Free checking
  • Mobile check deposit
  • Mobile banking
  • Online banking
  • Loan rate modification
  • High-interest savings accounts (0.50% APY)
  • Nearly 30,000 surcharge-free ATMs in the CO-OP network
  • Low interest rates on loans and credit cards
  • Free overdraft coverage when linked to a Star One Visa

Who can join Star One Credit Union?

  1. Annual Percentage Yield (APY) on savings account is 0.50% as of November 26, 2021, is variable and subject to change. Annual Percentage Yield (APY) on checking account is 0.10% as of November 26, 2021, is variable and subject to change. Fees may reduce earnings. Existing members can receive $60 for each new member (up to four) who joins Star One and opens a Checking account. Bonus for member and new member is deposited to your account when new membership and a Checking Account are verified which may take up to 60 days. Minimum deposit of $50 to open a Money Market Savings Account, $25 to open a Checking Account. Only first-time Star One checking accounts qualify. Promo may not be combined with any other offer. All new accounts are subject to Star One credit approval, account opening procedure, Truth-in-Savings account and membership terms, disclosures and fee schedule. Fees may reduce earnings. Minors, under the age of 18, and transfer to minor accounts not eligible for bonus. Star One Credit Union staff are not eligible for the bonus. Bonus subject to IRS reporting. Promo Code: WEBNEW120 & WEBREF60.

  2. Membership is open to individuals living, regularly working in, or attending school in Santa Clara County, Alameda County, Merced County, Monterey County, San Benito County, San Joaquin County, San Mateo County, Santa Cruz County, and Stanislaus County, California, or immediate family members of current members.

† Official Rules and Regulations

To enter:

The sweepstakes begins 11/05/21 and ends 01/15/22 (sweepstakes period).

Visit the Star One San Antonio Branch and submit a completed entry form into the raffle box during the sweepstakes period. An eligible non-member who signs up for Star One membership will automatically receive one (1) sweepstakes entry during the sweepstakes period. Star One members will also receive one (1) sweepstakes entry when they use promo code WEBREF60 to refer a new member who joins Star One Credit Union and opens a Checking Account.

There will be one (1) drawing conducted at the end of the sweepstakes period around 01/15/22.

To enter without purchase or obligation: Between 11/05/21 and 01/15/22, hand-print your name, address, city, state, zip, day and evening phone numbers, and the words "2021 Star One Credit Union San Antonio Branch Sweepstakes" on a 3" x 5" card, and mail in a stamped #10 envelope to: Star One Marketing Dept. P. O. Box 3643, Sunnyvale, CA 94088-3643. The entry must be postmarked no later than 01/15/22.

Only one (1) entry per entrant per stamped envelope, or per entry form, or per new membership, or per referral will be accepted. All entries become the property of Star One Credit Union. The Credit Union in its sole discretion may disqualify any entry that does not comply with these rules or for any other reason the Credit Union deems appropriate.



Sweepstakes is open to legal residents of United States who are 18 years of age or older as of 11/05/21 and otherwise meet the qualifications to join the Credit Union. The qualifications for joining the Credit Union are available at under the Open Your Account tab, Who Can Join? Star One Credit Union staff is not eligible to participate.


On or around 01/15/22, three (3) winners will be chosen through a random drawing by the Star One Marketing Department from among all eligible entries received during the sweepstakes period. Odds of winning will be determined by the number of entries received.


One of three (3) prizes, or the cash equivalent, will be awarded to three (3) randomly selected winners. The third runner-up prize includes one Apple iPad valued at $500, the second runner-up prize includes one LCD TV valued at $1,000, and the Grand Prize includes one gift certificate to the Meritage Resort in Napa, CA, valued at $1,500. Winner is responsible for all federal, state and local taxes where applicable. Prizes are non-transferable.

Prize Notification:

The winners will be notified by phone or a traceable method of delivery, and will be required to complete and sign an Affidavit of Eligibility. The Affidavit of Eligibility must be returned within 14 days from the date of prize notification or the prize will be forfeited. For a complete list of winners, mail a self-addressed stamped envelope to: Star One Credit Union, Marketing Department, San Antonio Branch Sweepstakes Winners, PO Box 3643, Sunnyvale, CA 94088.

Additional Terms:

If for any reason, this sweepstakes is not capable of running as planned, Star One Credit Union reserves the right at its sole discretion to disqualify any entry or entrant and/or to cancel, terminate, or suspend the sweepstakes and at its sole discretion to award prizes from among all eligible entries validly received prior to the action requiring such modification.