Where was the Phantasm film series filmed?

The Phantasm film series has 3 titles (1979 to 1998). Wikidata records no filming place for them; Wikipedia names Los Angeles, Oakland, Death Valley, San Diego County, Compton and 6 more places. Every place links to its source.

The productions, in order

Named in Wikipedia's own articles

Places named only in the titles’ Wikipedia articles.

9 of 11