Wikipedia:WikiProject U.S. Roads/California/History/U.S. Routes after 1964

While most U.S. Routes were in theory truncated in 1964, many remained until the Interstates were finished. Reliable sources are really needed for most of this.
 * US 6
 * 1964: truncated to Bishop
 * US 40
 * 1966: eliminated
 * US 50
 * 1971: truncated to Oakland
 * 1972: truncated to Manteca
 * 1973: truncated to Sacramento
 * US 60
 * 1966: truncated to Pomona
 * 1969: eliminated
 * US 66
 * 1964: truncated to Pasadena
 * 1974: eliminated
 * US 70
 * 1964: eliminated
 * US 80
 * 1973: eliminated
 * US 91
 * 1964: truncated to Barstow
 * 1973: eliminated
 * US 99
 * 1964: truncated to Los Angeles
 * 1966: truncated to Sacramento
 * 1969: eliminated
 * US 101
 * 1966: truncated to Los Angeles
 * US 299
 * 1964: eliminated
 * US 399
 * 1964: eliminated
 * US 466
 * 1964: truncated to Baker (why?)
 * 1969: eliminated