Schools in Peshastin, Washington, the US. Schools locations in Peshastin, Washington. Find the nearest schools locations, near you. All types of business services Accounting ATM Finance School All schools in Peshastin Cascade HS Softball field School 8454 Main Street, Peshastin, Washington 98847 Write a review Phone Directions 5/5 Head Start Operation ECEAP School +1 509-548-7614 10375 Mill Rd, Peshastin, Washington 98847 Write a review Phone Directions Peshastin Dryden Elementary School School +1 509-548-5832 10001 School Street, Peshastin, Washington 98847 Write a review Phone Website Directions