US Route 101 through Templeton of San Luis Obispo County, California was once carried through the community via Main Street. Templeton was host to an early bypass realignment which saw US Route 101 moved to it's present grade as an expressway in 1953. The so called "Templeton Bypass" was joined by US Route 466 in 1958 and converted to full freeway standards by 1967.
https://www.gribblenation.org/2021/06/former-us-route-101-through-templeton.html