Welcome to Guardian Guns & Ammo in Deer Park, NY: Your Premier Long Island Firearms Destination

Guardian Guns & Ammo stands out as a premier destination for firearms enthusiasts on Long Island. Located conveniently in Deer Park, New York, we combine an extensive selection of high-quality firearms with exceptional customer service.


Our trusted gun shop has earned a stellar reputation for our friendly, knowledgeable staff and a welcoming, nonjudgmental atmosphere. We pride ourselves on meticulously selecting each piece, ensuring it not only looks great but also delivers outstanding performance on our indoor gun range.


Safety and proficiency are paramount. That’s why our facility offers a state-of-the-art CCW (Concealed Carry Weapon) training program, led by experienced Law Enforcement Firearms Instructors. Our engaging classroom sessions and practical range time, significantly enhance the student learning experience.


We strive to create a family-like environment where every visitor is treated with respect and personalized attention. Our dedication to customer satisfaction, combined with competitive pricing, solidifies our position as the go-to gun store in Suffolk County, NY. Guardian Guns & Ammo is a must-visit for anyone looking to make a purchase, practice at a quality shooting range, or enhance their firearms knowledge.