![Historic Highway 99 Association of California - Dedicated to the preservation of California's Main Street - former US Highway 99 Historic Highway 99 Association of California - Dedicated to the preservation of California's Main Street - former US Highway 99](https://historic99.org/wp-content/uploads/PXL_20230408_234619877-scaled.jpg)
Historic Highway 99 Association of California - Dedicated to the preservation of California's Main Street - former US Highway 99
California State Route 99/Old US Route 99 Freeway Part 2; US Route 50/California State Route 51 south to California State Route 145
![Highway sign for US Route 99 in California against a blue background Stock Illustration | Adobe Stock Highway sign for US Route 99 in California against a blue background Stock Illustration | Adobe Stock](https://as1.ftcdn.net/v2/jpg/01/12/33/94/1000_F_112339433_qv3nd2L3uzq2jQLa2hMEoGTY6xPQRL47.jpg)