That's right, either Beverly Hills just annexed a piece of L.A., or there's some creative license behind what really truly constitutes a real housewife of B.H.
The symbol on the recycling bin indicates its part of the city of L.A.'s "Solid Resources Program" for sorting and reusing certain kinds of refuse. In Beverly Hills throwaway stuff goes into alley-based cans, there are no blue bins, and there's no rolling out and reeling in containers on trash days.
Of course, this is splitting hairs.
(For noobs and outsiders, Beverly Hills is its own city, separate from but abutting the city of Los Angeles. It has about five zip codes; 90210 is one, but it's shared with parts of the city of L.A. north of B.H. -- a very nice area in the hills, regardless).
We've seen other hints that not all the "real" housewives live in the hills of Beverly, including a clear shot of Bel Air. We suspect some of them live in the ultra-exclusive "Beverly Hills Post Office" (90210) community known as Beverly Park, which lies within the boundaries of ...
Perhaps they should call it The Real Housewives of Beverly Hills Adjacent.