Westamerica Bank is a regional community bank with over 70 branches and 2 trust offices in 20 Northern and Central California counties.

If you receive an inbound call from an individual claiming to be from Westamerica that appears suspicious, hang up and call our customer service phone number at 800-848-1088. Never share your online banking username or password with anyone who is …

Not only can you view your balances and transfer funds between your Westamerica accounts, you can enroll in eStatements, order copies of cleared checks, request stop payments, order new checks, or send a secure e-mail to a Customer Service Representative.

With StarConnect Plus™ Online Banking, you can control your finances anytime and any place!

Corporate Headquarters 1108 Fifth Avenue San Rafael, CA 94901 (800) 848-1088 Routing Number 121140218

At Westamerica, you can choose from a wide variety of checking accounts to suit your financial needs. Our account selection ranges from basic banking services to packaged, interest-bearing accounts.

Westamerica Bancorporation and Subsidiary Bank Headquarters. 1108 Fifth Avenue. San Rafael, CA 94901 (415) 257-8000

Westamerica Bancorporation is the holding company for Westamerica Bank, a regional community bank providing consumer and commercial financing with branches throughout Northern and Central California. First chartered in 1884, we've grown into one of the largest commercial banks headquartered in California, and one of the most stable community ...

Westamerica Bancorporation and Subsidiary Bank Headquarters. 1108 Fifth Avenue. San Rafael, CA 94901 (415) 257-8000

As a StarConnect Plus™ online banking user, you have access to Westamerica’s mobile banking service. Our mobile banking app makes it simple for you to check your money any time so you can safeguard your finances and enjoy peace of mind …