Washington County, Oregon UTILITIES - PUBLIC Washington County, Oregon UTILITIES - PUBLIC Search | Advanced Search | New Members | Coupons and Discounts | All Categories To navigate, press the arrow keys. Related Categories UTILITIES - PUBLIC Sort alphabetically by... Name City 1 Northwest Natural _ 250 SW Taylor St.Portland, OR 97204 3943(503) 226-4211 Member Since: 1993 Learn More | Visit Site | Show on Map Tualatin Valley Water District _ 1850 SW 170th AvenueBeaverton, OR 97003 (503) 848-3000 Learn More | Visit Site | Show on Map 1 If your business isn't here, contact us today to get listed!