Marin County (immediately north of San Francisco) has had a billboard ban since 1935: <https://marinmagazine.com/community/history/history-of-a-highway/ https:

Marin County (immediately north of San Francisco) has had a billboard ban since 1935: <https://marinmagazine.com/community/history/history-of-a-highway/ https://marinmagazine.com/community/history/history-of-a-hig...> Vermont, Maine, Hawaii, and Alaska completely ban billboard advertising. Oregon, California, and Washington strongly regulate practices. Alcohol and gambling are regulated, tobacco billboards are entirely prohibited in the US. <https://www.alluvitmedia.com/blog/which-states-ban-billboards/ https://www.alluvitmedia.com/blog/which-states-ban-billboard...> Several regional bans are noted here: <https://www.scenic.org/2024/08/29/an-update-on-national-billboard-mitigation-efforts/ https://www.scenic.org/2024/08/29/an-update-on-national-bill...>.