Tri County Lock Inc

206 Lilac Ln

North Aurora IL 60542

(By Appointment Only)

Tel: 1630-669-7110



Tri County Lock Inc 

1 N 526 Macqueen Dr

West Chicago IL 60185

Tel: 1331-240-1806



Tri County Lock Inc

707 Colomba Ct #102

St. Charles IL 60174

Tel: 1630-485-9084



Local Service Areas:

Aurora IL Locksmith | Naperville IL Locksmith | Batavia IL Locksmith | Geneva IL Locksmith |
St Charles IL Locksmith 
| Yorkville IL Locksmith | Sugar Grove IL Locksmith | Wheaton IL Locksmith 

Locksmith West Chicago IL

Commercial Locksmith Services


Tri county Lock provides a wide variety of top of the line commercial locks and keyless entry systems along with our professional installation. While at your property we will fully inspect all your locks and doors to make sure everything is shutting, locking and functioning properly and inform you of any ADA locks or door repairs that should be made. 

Some of our commercial locksmith services include. Access control, electrified hardware, door and hinge repairs & re-keying or master keying locks. We service any and all types of commercial properties. We are proud of our quality work and affordable rates. Most of all we understand your need to feel secure. Call us today!


Tri County Lock is Chicagoland's and surrounding suburb's trusted provider of safety and peace of mind for residential and business locksmith, security and door needs. Looking for a professional Locksmith, Commercial or Residential specialist? 



Fire/Panic/Push Exit Bars


Alarm Exit Devices


Door Closers


Master Key Systems


Re-key Lock Service


Deadbolts & Security Locks


Keyless Entry Locks


Electric Door Strikes


Safes Serviced


Piano/Roton Hinges


Commercial Door & Frame Installations