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Costello Team is Greater Seattle's most innovative real estate team.

Costello Team | Windermere Real Estate

100 116th Ave SE, Bellevue, WA 98004

206-999-4420

The listing data relating to real estate for sale on this web site comes in part from the Northwest Multiple Listing Service. Real estate listings held by brokerage firms other than Costello Team | Windermere Real Estate are marked by the "three tree" symbol; detailed information about such listings includes the names of the listing brokers. Data last updated 2021-08-05T00:15:04.253.

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