24/7 Locksmith Service – Nonstop Emergency Service in Prague and the Surrounding Area. Locksmith services, unlocking apartments, cars, and safes in Prague Districts 1 through 10. Slammed or locked doors—24/7 service within 40 minutes. Replacement and installation of lock cylinders, broken keys, and repairs after a break-in. Key cylinder standardization. We respond to phone calls and come to your location.