Contact Information CORE Commercial Properties, Inc. 10 E Allison StreetSeattleWashington98102United States Send Email 206-381-3800 / Business Professional Profile Professional Information BSA/CSA/MSA: MSA: Seattle-Tacoma-Bremerton, WA CMSA CBSA: Seattle-Tacoma, WA CSA: Seattle-Tacoma, WA print PDF Download Directions