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50+ Years
experience
Emergency
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Your Trusted Automotive Locksmith in Phoenix, AZ
US Key Service has been a trusted name in automotive locksmith services since 1972, rooted in family tradition and decades of industry expertise. Founded by Bill and Olga Thilgen in Southern California, the company transitioned to Phoenix in 2005 under the leadership of Tom Thilgen, a second-generation locksmith with over 40 years of experience. Our team combines cutting-edge technology with time-tested craftsmanship to deliver reliable solutions for car lockouts, key replacements, ignition repairs, and high-security key programming.

We prioritize customer satisfaction through transparent pricing, 24/7 emergency availability, and a commitment to resolving even the most complex automotive key challenges without dealership-level costs. As an AAA Preferred Vendor and BBB A+ Rated business, we uphold the highest standards of professionalism, trustworthiness, and service excellence across the Phoenix metropolitan area.
Services
Emergency Lockouts Key Replacement Transponder Programming Ignition Repair Key Duplication FOB Replacement High-Security Keys Broken Key Extraction Re-Key Ignitions Mobile Locksmith Service
Details
  • Year established: 1972
Highlights and features
  • We offer 40+ years of specialized automotive locksmith expertise.
  • Our team provides 24/7 emergency lockout assistance with rapid response times.
  • We guarantee transparent flat-rate pricing with no hidden fees.
  • We are BBB A+ Rated and AAA Preferred Vendor certified for trustworthiness.
  • Our technicians use state-of-the-art tools for damage-free lock and key solutions.
Associations and certifications
  • BBB
  • AAA
What people say
20-30 minute response AAA discounts available No vehicle damage Competitive pricing Professional technicians
Services
Emergency Lockout Service
Our 24/7 emergency lockout service specializes in non-invasive vehicle entry solutions for cars, trucks, and motorcycles. Using precision tools, we unlock vehicles without damaging locks or windows, resolving stranded situations within 20-30 minutes. This service caters to drivers locked out due to lost keys, malfunctioning key fobs, or broken ignition switches across Phoenix and surrounding areas.
Transponder Key Programming
We program transponder keys and smart keys for modern vehicles requiring chip authentication. Our technicians use advanced diagnostic equipment to synchronize keys with vehicle immobilizer systems, ensuring seamless operation. This service includes key cutting, programming, and testing for domestic and imported vehicles, eliminating dealership dependency.
Ignition Repair and Replacement
Our ignition specialists repair or replace worn, damaged, or broken ignition cylinders and switches. We address issues like stuck keys, faulty electrical connections, and mechanical failures using OEM-quality components. This service restores reliable vehicle startup functionality for clients experiencing ignition-related breakdowns.
High-Security Key Cutting
We produce high-security keys with laser-cut or sidewinder patterns for luxury and modern vehicles. These keys feature advanced security profiles resistant to duplication without authorization. Our service includes cutting, coding, and programming for enhanced vehicle protection against theft.
Mobile Locksmith Service
Our fully equipped mobile units bring locksmith services directly to clients' locations across the East Valley. From lockouts to key replacements, we provide same-day service at homes, workplaces, or roadside locations. This service eliminates towing costs and dealership wait times for urgent automotive key needs.
People
Tom Thilgen
Owner
Tom Thilgen, a second-generation automotive locksmith with 40+ years of experience, founded US Key Service in 2007. He previously managed Arkco Security Co. from 1972-2007 before transitioning to Phoenix. Known for his technical expertise and customer-centric approach, Tom ensures the company maintains its legacy of excellence in automotive security solutions.
Questions
How quickly can your locksmith reach my location?
Our emergency technicians typically arrive within 20-30 minutes of your call, prioritizing rapid response for lockouts and key emergencies.
Will your tools damage my car's lock?
Our specialized tools minimize damage risk, though existing lock wear might cause minor cosmetic effects. Improvised methods pose greater risks than our professional service.
What identification do you require for service?
We require a valid driver's license and vehicle registration to verify ownership before providing lockout or key replacement services.
Can you program smart car keys?
Yes, we cut and program smart keys for most vehicle makes, ensuring seamless integration with onboard security systems using our advanced diagnostic equipment.
Do you fix broken ignition barrels?
Our technicians repair or replace damaged ignition barrels using quality components, restoring reliable vehicle startup functionality during emergency service calls.
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