Join

To apply for membership, visit any of our branch locations or follow the directions below to apply from home.

How to Apply

  1. Make sure you are eligible for membership by reading the requirements below
  2. Download the Membership Application PDF by clicking the “Apply for Membership” icon below
  3. Be sure to read the information below about our Convenience Package
  4. Open the PDF and complete the form
  5. Print your completed Membership Application
  6. Sign where indicated (Signature required for all persons named on the account)
  7. Mail the following items to the address below:
    • Completed and signed Membership Application
    • Required initial deposit(s) for all new accounts requested
    • Photocopy of a government-issued photo ID for each account signer
    • Photocopy of your employer ID or other proof of membership eligibility.
      If you are joining as an immediate family or household member of a current member, please use this form to verify your eligibility.

Mail To

Attention: New Accounts
Contra Costa Federal Credit Union
P.O. Box 509
Martinez, CA 94553

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Apply for Membership

Already a member?
Click HERE to add a product or service.

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Eligibility

Those eligible for membership at Contra Costa Federal Credit Union include active or retired county, city, state and school employees working in Contra Costa, Alameda and Solano Counties as well as their immediate family and household members.

Visit the About Us page to learn more about Contra Costa FCU.

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Convenience Package

Take advantage of our Convenience Package when you apply for membership!

Convenience Package

*To qualify for a Convenience Package, a new or existing member must open a new Checking Account with a Debit Card, set up Direct Deposit, and utilize Triple C Overdraft Protection. $75 will be deposited into their account upon verification of first Direct Deposit and qualification of services. If member does not use Triple C Overdraft Protection, they will receive a $50 deposit into their account. Offer limited to ONE (1) $75 or $50 bonus per member. Contra Costa FCU reserves the right to terminate this offer at any time.