easykeys.com logo
Cart
  • New Products
  • What We Offer
  • Browse Manufacturers
  • Support
  • KeyNotes
  • Login / Signup login
  • Shopping Cart Cart
  1. Home
  2. Browse Manufacturers
  3. CompX Chicago
  4. CompX Chicago 1MC1 - 6MC5
  5. Lock Code List

Hint: Need a replacement key? Just search by your lock code—stamped on the face of your lock or key—and instantly find the correct match.

Search Tips!

Key Instructions
Some codes apply to multiple manufacturers. Please select a manufacturer to filter results.
Need Assistance?

Our customer service team is here to help you with any questions or issues.

Send Us Photos!

Search

CompX Chicago 1MC1 - 6MC5 Series Lock Code List

1MC1
1MC2
1MC3
1MC4
1MC5
1MC6
1MC7
1MC8
1MC9
2MC0
2MC1
2MC2
2MC3
2MC4
2MC5
2MC6
2MC7
2MC8
2MC9
3MC0
3MC1
3MC2
3MC3
3MC4
3MC5
3MC6
3MC7
3MC8
3MC9
4MC0
4MC1
4MC2
4MC3
4MC4
4MC5
4MC6
4MC7
4MC8
4MC9
5MC0
5MC1
5MC2
5MC3
5MC4
5MC5
5MC6
5MC7
5MC8
5MC9
6MC0
6MC1
6MC2
6MC3
6MC4
6MC5
Added To Cart!
Want it delivered Monday, November 9, 2026? Order by 5pm EST Friday, November 6, 2026 choose FedEx Overnight shipping.
shopping cart image My Cart

There are no items in your cart.

Spend $35+ on qualifying items to unlock FREE U.S. domestic shipping.
usps shipping

Orders of $35 or more of eligible items may qualify for FREE Shipping.

We provide tracking & delivery confirmations on all USPS & FedEx shipments. View Terms

chat service picture

Email & Live
Chat Service

8:30 AM - 5:00 PM ET M - F
Use LiveChat & Email
(real humans)

tax paper image

Taxes & Tax Exempt?

State sales tax laws & Setting up a tax exempt account before placing your order.

 

New Products

Check out our most recently added products!

Check out our most recently added products!

 

Key Rings

Color Split, Giveaway, Cable & More Key Rings

Color Split, Giveaway, Cable & More Key Rings

 

Graphite Lubricant

Use a lubricant when using new keys in old locks

Use a lubricant when using new keys in old locks

 

Magnifying Card Light

I Can't Read My Lock Code. How Do I Read It?

I Can't Read My Lock Code. How Do I Read It?

EasyKeys Google Reviews
Rate Us on Google
★★★★★ Join our happy customers!
Customer Reviews

What Our Customers Say

Honest feedback from customers who purchased from EasyKeys.
★★★★★
Testimonials
★★★★★
Trustpilot
★★★★★
Google Reviews
Showing 20 most recent reviews
Russell
Nov 06, 2026
✔ Verified Purchase
★ ★ ★ ★ ★
“great service”
Steve
Nov 06, 2026
✔ Verified Purchase
★ ★ ★ ★ ★
“So far so good. Hopefully the key is what I need. Have tried to contact the safe manufacturer for 6 weeks with no response. ”
Paul
Nov 06, 2026
✔ Verified Purchase
★ ★ ★ ★ ★
“very easy to order”
Christopher
Nov 06, 2026
✔ Verified Purchase
★ ★ ★ ★ ★
“Very helpful and i find what i need quickly. And its in the mail and in my hand without a second thought! I love these guys. Good company! Thank you so much for all you do. And if not for this company. I would be getting ripped off by the local dealer. I saved so much money by going thru this place. You have no idea!!”
Dustin
Nov 05, 2026
✔ Verified Purchase
★ ★ ★ ★ ★
“So far everything went well ill see when I get the key”
Earle
Nov 05, 2026
✔ Verified Purchase
★ ★ ★ ★ ★
“Easy and good value to get new keys. ”
DAVID
Nov 04, 2026
✔ Verified Purchase
★ ★ ★ ★ ★
“Just thank God you were here I could not find my key”
Medicus
Nov 04, 2026
✔ Verified Purchase
★ ★ ★ ★ ★
“It was a easy one for me to get through ”
Jimmers
Nov 04, 2026
✔ Verified Purchase
★ ★ ★ ★ ★
“For some reason I couldn't order from work, did on my phone and was able to get what I wanted. Thank you!”
David
Nov 04, 2026
✔ Verified Purchase
★ ★ ★ ★ ★
“What I needed, quick!”
Guy
Nov 04, 2026
✔ Verified Purchase
★ ★ ★ ★ ★
“found what I needed”
Lynne
Nov 04, 2026
✔ Verified Purchase
★ ★ ★ ★ ★
“The easiest and nicest process to use for replacement keys Tha is for being great”
Roger
Nov 04, 2026
✔ Verified Purchase
★ ★ ★ ★ ★
“Ordering is easy, no fuss and no issues.”
Stephen
Nov 04, 2026
✔ Verified Purchase
★ ★ ★ ★ ★
“Great help in finding a match to my OLD key. Thank you”
Mildred
Nov 03, 2026
✔ Verified Purchase
★ ★ ★ ★ ★
“Easy to do”
David
Nov 03, 2026
✔ Verified Purchase
★ ★ ★ ★ ★
“It's my go to source for file cabinet, desks,and storage cabinets.”
Devin
Nov 03, 2026
✔ Verified Purchase
★ ★ ★ ★ ★
“So far so good will know for sure when I get the product I’m excited to see if the key is an exact fit bc honestly that’s crazy”
Roberta
Nov 03, 2026
✔ Verified Purchase
★ ★ ★ ★ ★
“easy”
Kathie
Nov 03, 2026
✔ Verified Purchase
★ ★ ★ ★ ★
“I actually found this site very easy to navigate. No issues whatsoever. ”
Daniel
Nov 02, 2026
✔ Verified Purchase
★ ★ ★ ★ ★
“Great”
easykeys logo

youtube logo google map logo

  • Get Started
  • What We Offer
  • Browse Manufacturers
  • Contact Us
  • Jobs
  • Blog
  • Partner Benefits
  • Customer reviews
  • About EasyKeys
  • Support
  • Terms
  • Return Policy
  • Subscribe to our newsletter:
  • jobs at easykeys gif
Amazon
Google Pay
Apple Pay
PayPal
Link
American Express
Diners Club
Discover
JCB
Mastercard
Visa
Union Pay

© 2026 EasyKeys.com ® fast key & lock replacements | EasyKeys.com ®| 11407 Granite Street Ste B | Charlotte, NC 28273 | 877.839.5397

Subscribed!

EasyKeys AI

Beta

Find replacement keys, answer product questions, check orders, and more.

🛒 View Cart 💳 Checkout
0

Responses are generated using AI and may contain mistakes.