Banks in San Marcos, California
We list 10 bank branches in San Marcos from 9 FDIC-insured banks, in 2 ZIP codes. The most branches belong to U.S. Bank National Association (2), Mechanics Bank (1), Zions Bancorporation, N.A. (1) and C3bank, National Association (1).
- 10branches
- 9banks
- 2ZIP codes
All bank branches in San Marcos
Showing 10 of 10
| Bank | Branch | Address | ZIP | Map |
|---|---|---|---|---|
| Mechanics Bank | San Marcos Branch | 277 Rancheros Dr | 92069 | Map |
| Zions Bancorporation, N.A. | San Marcos Branch | 978 W San Marcos Blvd | 92078 | Map |
| C3bank, National Association | San Marcos | 1110 San Marino Dr | 92078 | Map |
| Hatch Bank | Hatch Bank (main office) | 1001 W San Marcos Blvd | 92078 | Map |
| Bank of America, National Association | San Marcos Branch | 601 S Rancho Santa Fe Rd | 92078 | Map |
| Wells Fargo Bank, National Association | San Marcos Main Branch | 1000 W San Marcos Blvd | 92078 | Map |
| JPMorgan Chase Bank, National Association | San Marcos Branch | 348 S Twin Oaks Valley Rd | 92078 | Map |
| U.S. Bank National Association | San Marcos Branch | 190 S Rancho Santa Fe Rd | 92078 | Map |
| U.S. Bank National Association | San Marcos Twin Oaks Ralphs Branch | 306 S Twin Oaks Valley Rd | 92078 | Map |
| Citibank, National Association | San Marcos | 740 S Rancho Santa Fe Rd | 92078 | Map |
Source: FDIC BankFind Suite, retrieved 2026-09-20. Hours and phone numbers are not part of this data: check the bank’s website before you visit.
Frequently asked questions
How many banks are in San Marcos, CA?
Our list has 9 banks with 10 branches in San Marcos. Branches open and close, so confirm with the bank.
Which bank has the most branches in San Marcos?
In our list it is U.S. Bank National Association, with 2 branches.
How do I contact a branch?
The FDIC data has no phone numbers. Open the bank’s official website from its profile page here, or use the number on your card or statement.