Location: USA Pkwy and I-80, Washoe Cty Reassurance shield as Nevada 439 begins. Location: USA Pkwy and I-80, Washoe Cty 439 is interesting because it was a privately-maintained roadway until it was extended to US 50 and existed to serve the industrial park in this area. Location: USA Pkwy and Electric Ave, Storey Cty Overhead … Continue reading Nevada State Route 439, I-80 to US-50