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Westamerica Bank · Sonoma, California

Westamerica Bank branches in Sonoma

Westamerica Bank has 1 branch in Sonoma, California. Select a branch for its full address and map.

BranchAddressCityStateTypeEstablished
Westamerica Bank202 W Napa StSonomaCAFull-service brick-and-mortar officeJune 3, 1988

Source: U.S. FDIC BankFind & NCUA 5300 Call Report (public data). Data sources · Data as of Q1 2026

All California towns All banks in Sonoma

Data: FDIC & NCUA (public domain). Not affiliated with any bank. US Banks Atlas is an independent informational project and is not affiliated with the FDIC, the NCUA, any government agency, or any bank or credit union listed.

Data as of Q1 2026. Sourced from the FDIC BankFind Suite and the NCUA 5300 Call Report.

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