Member Services

Currently closed
Monday - Friday: 8:00 am-5:30 pm
Saturday: 9:30 am-2:00 pm
Sunday: Closed

Other useful numbers

TwinStar Routing Number


Mailing address

TwinStar Credit Union
PO Box 718
Olympia, WA 98507-0718

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Account Solutions

For assistance with late payments, repossessions, negative accounts, bankruptcies, or levies and garnishments.