Dr Lock Home ›› Local Listings ›› NSW ›› Parramatta ›› Dr Lock NSW Professional Services Parramatta, NSW 2150 Nathan(02) 9891 2345https://www.drlock.com.au A fast and efficient locksmith service operating 24 hour a day, Dr Lock has multiple locations in Parramatta and across Sydney. A professional and experienced team of locksmiths are available for any emergency callout, any time of day.