Costume Shop Finder Swindon Costume Shop Listings page. This section lists as many Costume Shops we could find in Swindon. If you are the owner of a Costume Shop in Swindon please submit your listing using the Get Listed link at the top. These Swindon Costume Shops offer costumes and fancy dress for adults or children in Swindon, including theatrical and party costumes, Halloween costumes and costume accessories. Most Costume Shops listed below also offer costume accessories such as masks, wigs, make up and props in Swindon.