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Read Mary's Obituary
Mary Costanzo, 87 Mary Costanzo passed away peacefully in Whitefish, MT. on Nov. 5, 2025 Mary was born in Chicago on March 25, 1938. She married the love of her life, Jerry Costanzo, on April 4, 1959. Mary and Jerry retired to Lakeside, MT in 1997. They were married for 61 years until Jerry's...
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