Green’s Dictionary of Slang

(orig. US) Los Angeles.

1901		in J. London Letters I (1988) 249: Will be unable to foregather with you in L.A .
1910		in W.C. Fields By Himself (1974) 191: Where shall I address you [in] L.A?
1925		D. Hammett ‘Dead Yellow Women’ Story Omnibus (1966) 159: I got a hunch your men have gone down to L.A.
1930		G. Milburn ‘The Dealer Gets It All’ in Hobo’s Hornbook 149: I’ve bugged-up, bo, and mush-faked – done time in old L.A.
1936		K. Mackenzie Living Rough 117: I was heading for L.A.
1945		C. Himes ‘Make with the Shape’ in Coll. Stories (1990) 110: When he got back to good old L.A., they were just going to lie around and bill and coo.