Trouble finding a locksmith in London with affordable price? Watchdog Locksmiths provide local emergency services for your home, business or automotive across the Greater London area. Our locksmith services include lock changes, lock installations, car lockouts, house lockouts, car key replacement, safe repair & installation and more . . . . We can get a locksmith on their way to you within 30 minutes after your call and offer our services day or night. We look forward to your call.