AMP: 476 Location: SR 264 and SR-264, Window Rock As we enter Arizona, the route transitions into Arizona 264 as we enter Window Rock, the governmental seat of Navajo Nation AMP: 476 Location: SR 264 and SR-264, Window Rock Reassurance shield as we enter Arizona AMP: 475 Location: SR 264 and Main St, Window Rock … Continue reading State Route 264, NM-264/NM State Line to US-191