Map for Hattenhauer Southgate Sinclair Dino Mart Map for Hattenhauer Southgate Sinclair Dino Mart Search | Advanced Search | New Members | Coupons and Discounts | All Categories Other >> Fuel & Convenience Stores Hattenhauer Southgate Sinclair Dino Mart 701 SouthgatePendleton, OR 97801 | directions (541) 276-2028