List of Halloween City Stores in Simi Valley, CA Outlet Note Regular Brands Halloween City California Simi Valley Rating 5 based on 91 votes Official Website http://www.halloweencity.com/ Products Halloween Costumes Costume Accessories Decorations and Supplies NameAddressPhone Name/Address/Phone Halloween City outlet - Simi Valley 2358 Tapo Street (302) 268-7094 People Also Viewed