Your Full Service Locksmith.Ace Lock & Key is a locksmith located in Warren, OH. You may not think you will ever need us, but well be here when you do! We offer full locksmith services including access control and camera systems. Your satisfaction is our highest priority. Weve served Trumbull & Mahoning Counties for over 22 years. We are your one-stop source for all your locksmithing needs, whether auto, home commercial or foreign locks.Our services include: Keys Locks Safes Deadbolts Master Key Systems Commercial Door Hardware Access Control Camera SystemsMobile or in-store service available, fast, same-day mobile service is the norm. Our goal is have you satisfied 100% with our work. Call Ace Lock & Key today for all of your locksmithing needs!