Contact Us
Connect with the AdelFi team.
Contact Us
Still can't find what you are looking for with our FAQs?
Use one of our many options below to contact us.
If you are an AdelFi Credit Union Member, contact us via secure messaging within Online and Mobile Banking.
Personal Banking
Member Service:
Member: Secure Messaging
U.S. and Canada – 800.634.3228
International - 714.671.5705
Fax - 714.671.5775
Monday through Friday – 8 AM to 5 PM (PT).
24/7 support is available to assist you with general questions and basic transactions.
Remember: AdelFi’s 800-634-3228 is an inbound-only line; we do not call from it. Click here to learn more about Security and Fraud Prevention.
Business/Non-Profit Banking
Member Service:
Member: Secure Messaging
U.S. & Canada: 800.921.1130
Fax - 714.671.5789
Monday through Friday – 8 AM to 5 PM (PT).
Lost or Stolen Card
Debit Card
Domestic - 800.634.3228
International - 909.941.1398
Credit Card
Domestic - 800.VISA.911
International - 727.570.4849
Mailing Address
P.O. Box 2400
Brea, CA 92822-2400
