Landmark Real Estate Services, Inc. Share: Real EstateRental Housing Landmark Real Estate Services, Inc. Visit Website Request Info 202 E 4th Ave Ellensburg, WA 98926 (509) 925-2744 (509) 925-2766 (fax) Rep Info Map Whom to Contact Cindy Phillips What's Nearby? Distance: 5 10 15 20 25 50 mi.