Become a member
At TwinStar, you are a member and an owner, not just a customer. Anyone living or working in Washington state, or in Multnomah, Clackamas, Marion or Washington counties in Oregon, can join. [Learn more about the Credit Union Difference]
Become a member today with our simple online application. You can even deposit money directly from another institution!
All you need to get started is your Social Security number and ID card (driver's license, state ID, passport or military ID).
To use online deposit, you'll also need an account number and routing number from your current bank or credit union.
Not ready yet? We'd love to talk!
- Call 1.800.258.3115 to talk to our local Contact Center staff.
- Visit the Online Contact Center. We'll respond within one business day.
- Visit one of our branches to get the in-person experience.
The USA Patriot Act requires TwinStar Credit Union to verify your identification documents whenever a new account is opened or owners/signers are added to an existing account. We may need to verify/document your identification if we do not have this information on file.
In all cases, protection of our members' identity and confidentiality is our pledge to you. We proudly support all efforts to protect and maintain the security of our members and our country.