Directions to PortaPros - Ontario Directions to PortaPros - Ontario Search | Advanced Search | New Members | Coupons and Discounts | All Categories Other >> Division 01 - General Requirements >> 01 52 19 Sanitary Facilities PortaPros - Ontario 2482 SW 4th AveOntario, OR 97914 | map James Sokoloski (541) 889-0774 Visit Site Get directions to: PortaPros - Ontario, 2482 SW 4th Ave, Ontario OR Get directions from: Click to Print This Page