Final answer:
In the 1947 film 'Miracle On 34th Street,' the character claiming to be Santa Claus worked at Macy's department store in New York.
Step-by-step explanation:
The 1947 film Miracle On 34th Street features a character who claimed to be Santa Claus and worked at the famous New York department store, Macy's. This holiday classic intertwines the spirit of Christmas with the bustling atmosphere of New York's retail industry. The character's presence in Macy's forms a pivotal part of the storyline, as he brings a touch of magic and raises questions about faith and belief in the modern world.