AMP: 341 Location: SR 87 and Washington St, Winslow About a mile after 99 joins, we’ll enter Winslow and approach I-40 Business AMP: 341 Location: SR 87 and Central St, Winslow Welcome to Winslow! AMP: 342 Location: Williamson Ave and 2nd St, Winslow Turn right for 87 north and I-40 Business east. Stay straight for … Continue reading State Route 87, SR 99 to I-40 Bus/SR 99