North Island Credit Union, a Division of California Credit Union. California Credit Union is a federally insured, state chart ... ered credit union founded in 1933 that serves public or private school employees, community members and businesses across California. With more than 165,000 members and assets of over $4 billion, California Credit Union has 25 branches throughout Los Angeles, Orange and San Diego counties. The credit union operates in San Diego County as North Island Credit Union, a division of California Credit Union. California Credit Union offers a full suite of consumer, business and investment products and services, including comprehensive consumer checking and loan options, personalized financial planning, business banking, and leading- edge online and mobile banking. Please visit northisland.ccu.com for more information or follow the credit union on Instagram® or Facebook® @northislandcu. read more