Wyde Lumber & Supply Co. Share: Lumber Yard and Supply Wyde Lumber & Supply Co. Visit Website 419 State Route 17B Monticello, NY 12701 (845) 794-5770 (845) 794-6420 (fax) Facebook About Map About In business since 1950, Wyde Lumber & Supply Co of Monticello, NY offers quality lumber to the Sullivan area and its surrounding counties. You will be able to see the various wood options available. What's Nearby? Distance: 5 10 15 20 25 50 mi.
