Where was The Postman Always Rings Twice (1946) filmed?

1946 film by Tay Garnett

The Postman Always Rings Twice (1946) was filmed in Laguna Beach, 1 place named in its Wikipedia article's Filming section, in the United States. Wikidata records no filming location for it at all, so the article is the only recorded source. Each place says where its claim comes from.

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Places per Wikipedia's Filming section

Wikipedia’s Filming section names 1 place. Each links to the sentence that says so.

Also shot in these places