A family-run business since 1990, Diddams Party & Toy is devoted to helping families create the perfect party.
Mission Our mission is to help you throw your very best party! Company Overview Diddams Party & Toy provides party supplies, costumes and toys for families across the San Francisco Bay area. Since our founding in 1990, Diddams has provided party enthusiasts with the essentials to produce their perfect party. Offering a much larger selection than other stores, and even a new toy department-we make party planning easy! Owned and operated by a local family, we value the needs of every single one of our customers.