California Coast Credit Union (Cal Coast) is a state-chartered credit union headquartered in San Diego, California, founded in 1929 by educators. As of 2026, it serves over 200,000 members with approximately $3.4 billion in assets across 26 branch locations in Southern California. The credit union operates as part of the CO-OP network, providing access to over 30,000 fee-free ATMs nationwide and 5,400+ shared branch locations.

Frontwave Credit Union is a federally chartered credit union headquartered in Oceanside, California, serving members primarily in San Diego County and surrounding areas. The institution provides a full range of financial services including deposit accounts, loans, and investment products to its membership base.

San Diego County Credit Union (SDCCU) is a federally insured state-chartered credit union headquartered in San Diego, California, chartered in 1938. With approximately $9.3 billion in assets and over 437,000 members, it is one of the largest credit unions in California and the United States. SDCCU operates 39 branch locations across Southern California and serves residents and workers throughout a nine-county region.