FDIC-insured bank
C3bank, National Association — Encinitas, CA
Bank headquartered in Encinitas, California, part of C3 BCORP.
Source: FDIC BankFind Suite, data as of June 30, 2026, fetched September 5, 2026
Headquarters and contact
| Address | 850 S Coast Highway 101 Encinitas, CA 92024 |
| County | San Diego |
| Metro area | San Diego-Chula Vista-Carlsbad, CA |
| Website | www.C3bank.com |
| Phone | not published in FDIC data, see the bank's website |
FDIC record
| FDIC Certificate | 25249 |
| Federal Reserve RSSD ID | 754068 |
| Status | Active |
| Charter class | N (OCC) |
| Holding company | C3 BCORP |
| Domestic offices | 5 |
| Financials as of | June 30, 2026 |
How to find your C3bank, National Association routing number
FDIC does not publish ABA routing numbers, and many banks use different routing numbers by state or by account type. The reliable places to find yours: the bottom left of a check from this bank, the "account details" screen in its online banking, or its official website at www.C3bank.com.
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Offices nearest to headquarters
| C3Bank, National Association main office Encinitas, CA |
850 S Coast Highway 101, 92024 |
| San Marcos San Marcos, CA |
1110 San Marino Dr, 92078 |
| San Marcos Branch San Marcos, CA |
1110 San Marino Dr, 92078 |
| Riverside Branch Riverside, CA |
3727 Arlington Ave, 92506 |
| Nashville Banking Center Branch Nashville, TN |
615 9th Avenue South, 37203 |
Where C3bank, National Association has offices
Cities with the most C3bank, National Association offices
Largest banks headquartered elsewhere in California
| City National Bank Los Angeles | $99.10 billion |
| East West Bank Pasadena | $84.32 billion |
| Banc of California Los Angeles | $34.90 billion |
| Axos Bank San Diego | $28.87 billion |
| Cathay Bank Los Angeles | $24.64 billion |
| Mechanics Bank Walnut Creek | $21.25 billion |
| Citizens Business Bank, National Association Ontario | $21.18 billion |
| Bank of Hope Los Angeles | $18.99 billion |
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