Contact Us

Contact Us

We'd like to hear from you! If you have comments or questions, please send an e-mail our way. We will respond to you within 24 business-hours. If you submitted an email after 5:00 pm PST, response will be the following business day. Please be sure to include your e-mail address or daytime phone number.

To assure confidentiality, please do not include account information, requests for transactions or changes to your account. For transactions or specific account information, please log on to MetroNet, our online banking platform or call our Phone Center during regular business hours at 619.297.4835. Thank you.

Email: General Inquiry or submit a suggestion: memberservices@sdmcu.org

If you do not have an email service, please use this form: Contact Us

Secure/Encrypted Email: Log on to Online Banking on the homepage

Phone: Phone Center
Monday - Friday: 8 am - 5 pm
619.297.4835
888.907.3628
MetroLine: 24-hour automated phone service
(Local) 619.291.7101
(Toll Free) 800.829.1919
Check Card Activation: 866.985.2273
Check Card Lost or Stolen: During business hours (refer to Phone Branch hours above)
619.297.4835

Non-business hours including weekends
866.596.3062
VISA Credit Card Activation: 888.691.8661
VISA Credit Card Lost or Stolen: 800.234.5354
VISA Payment Address: VISA
P.O. Box 10309
Des Moines, IA 50306-0309
CU Service Centers: For a list of local branches, click here
Mailing Address: P.O. Box 719099
San Diego, CA 92171-9099
Physical Address: 9212 Balboa Avenue
San Diego, CA 92123
Transit/ABA Routing: 322281549
In Person: Branch locations and hours of operation