L.A.'s region

SOCAL

This part of California is known for its sunny beaches and laid-back lifestyle.

The clue "L.A.'s region" refers to Los Angeles, which is part of Southern California, commonly abbreviated as "SoCal." The answer plays on the informal nickname for the area, dropping the "u" to fit crossword conventions. It’s a straightforward abbreviation many people recognize, especially in the U.S.