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Banks in Middletown, CA
FDIC data lists 2 bank branch locations in Middletown, California, operated by 2 FDIC-insured banks.
Banks with branches in Middletown
Westamerica Bank (1) · Tri Counties Bank (1)
All branch locations
| Tri Counties Bank Middletown Branch · Full Service - Brick And Mortar | 21097 Calistoga Street Middletown, CA 95461 Map ↗ |
| Westamerica Bank Middletown Branch · Full Service - Brick And Mortar | 21058 Calistoga Road Middletown, CA 95461 Map ↗ |
Source: FDIC BankFind Suite, data as of 2026-10-30. Confirm hours and services directly with the bank.