Huari is one of twenty provinces of the Ancash Region in Peru. Its seat is Huari. The Cordillera Blanca traverses the western part of the provinc…Huari is one of twenty provinces of the Ancash Region in Peru. Its seat is Huari. The Cordillera Blanca traverses the western part of the province. Some of the highest peaks of the province are Rurichinchay and Wantsan.