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CompanyCompany file · Basic source coverageReviewed 2026-10-23

WESTAMERICA BANCORPORATION

Sectors: economics of banking. Headquarters: Fairfield; San Rafael.

Sources and references ↗
COMPANY PROFILE / 7 SOURCE-LINKED FIELDS

Basic company information

Each field links to its source. Financial figures retain their reporting periods; background references are identified in the source list.

Business sectors
economics of banking [1]
Company / filing name
WESTAMERICA BANCORPORATION [2]
Headquarters location
Fairfield; San Rafael [1]
Official website
http://www.westamerica.com; https://www.westamerica.com/ [1]
CIK
311094 [2]
Country in background record
United States [1]
Symbols / exchanges
WABC (Nasdaq) [2]

Company positioning and business

Sectors: economics of banking. Headquarters: Fairfield; San Rafael. [1]

Financial year, securities and disclosures

Listed securities: WABC (Nasdaq). Multiple symbols may represent different share classes or securities of the same registrant. [2]

Financial results and regulatory disclosures

No individual financial documents have been indexed yet. Open the source to consult company disclosures. [2]

Related entities and concepts

Frequently asked questions

Where is the headquarters of WESTAMERICA BANCORPORATION?

Headquarters location: Fairfield; San Rafael. The linked source provides the background record. [1]

Which business sectors are recorded for WESTAMERICA BANCORPORATION?

Business sectors: economics of banking. The linked source provides the background record. [1]

Sources and review dates

  1. Wikidata — company background record (CC0) ↗
  2. Company identity and profile data ↗

Reviewed 23 October 2026. Financial periods and historical event dates are shown separately. Figures reflect their stated source dates; this page is not a live quote or investment recommendation.

Content preparation: source-based compilation with AI assistance. See methods and attribution. Named sources identify the underlying records; no individual expert review is claimed.