APM: N/A Location: Azusa Ave and San Bernardino Fwy, West Covina No reassurance shield as SR 39 begins again – though it’s debatable if it actually begins here since it is locally maintained. Location: Azusa Ave and Arrow Hwy, Azusa Welcome to Azusa! Location: Azusa Ave and Foothill Fwy, Azusa A few blocks later we’ll approach … Continue reading California State Route 39, I-10 to I-210