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 BA3701 - BA3800
  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 BA3701 - BA3800 Series Lock Code List

BA3701
BA3702
BA3703
BA3704
BA3705
BA3706
BA3707
BA3708
BA3709
BA3710
BA3711
BA3712
BA3713
BA3714
BA3715
BA3716
BA3717
BA3718
BA3719
BA3720
BA3721
BA3722
BA3723
BA3724
BA3725
BA3726
BA3727
BA3728
BA3729
BA3730
BA3731
BA3732
BA3733
BA3734
BA3735
BA3736
BA3737
BA3738
BA3739
BA3740
BA3741
BA3742
BA3743
BA3744
BA3745
BA3746
BA3747
BA3748
BA3749
BA3750
BA3751
BA3752
BA3753
BA3754
BA3755
BA3756
BA3757
BA3758
BA3759
BA3760
BA3761
BA3762
BA3763
BA3764
BA3765
BA3766
BA3767
BA3768
BA3769
BA3770
BA3771
BA3772
BA3773
BA3774
BA3775
BA3776
BA3777
BA3778
BA3779
BA3780
BA3781
BA3782
BA3783
BA3784
BA3785
BA3786
BA3787
BA3788
BA3789
BA3790
BA3791
BA3792
BA3793
BA3794
BA3795
BA3796
BA3797
BA3798
BA3799
BA3800
Added To Cart!
Want it delivered Thursday, May 14, 2026? Order by 5pm EST Wednesday, May 13, 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
Loren
May 12, 2026
✔ Verified Purchase
★ ★ ★ ★ ★
“Quick and simple. Thank you.”
Robert
May 12, 2026
✔ Verified Purchase
★ ★ ★ ★ ★
“good service”
James
May 12, 2026
✔ Verified Purchase
★ ★ ★ ★ ★
“Ordering from EasyKeys is all in the name, "Easy"! Used the "contact us" feature as well for assurance that I was ordering the correct items and that was super helpful. Highly recommend EasyKeys.”
Steve
May 12, 2026
✔ Verified Purchase
★ ★ ★ ★ ★
“I ordered a key but looks like you are sending locks instead. ”
Michael
May 12, 2026
✔ Verified Purchase
★ ★ ★ ★ ★
“Looking up the key seemed easy, but the checkout process was not user friendly.”
Kyle
May 12, 2026
✔ Verified Purchase
★ ★ ★ ★ ★
“Easy!!!”
Vickie
May 12, 2026
✔ Verified Purchase
★ ★ ★ ★ ★
“Very helpful in finding the let’s I needed ”
Santander
May 12, 2026
✔ Verified Purchase
★ ★ ★ ★ ★
“very good”
Charles
May 12, 2026
✔ Verified Purchase
★ ★ ★ ★ ★
“Fantastic experience. Detailed and thorough.”
Bernard
May 12, 2026
✔ Verified Purchase
★ ★ ★ ★ ★
“Great”
Lisa
May 11, 2026
✔ Verified Purchase
★ ★ ★ ★ ★
“Great experience”
Ross
May 11, 2026
✔ Verified Purchase
★ ★ ★ ★ ★
“Best site and customer service in the bidness . Mighty Fine🤠”
David
May 11, 2026
✔ Verified Purchase
★ ★ ★ ★ ★
“fast and easy”
Chris
May 11, 2026
✔ Verified Purchase
★ ★ ★ ★ ★
“easy”
Lisa
May 11, 2026
✔ Verified Purchase
★ ★ ★ ★ ★
“Simple and easy like I like”
Adam
May 11, 2026
✔ Verified Purchase
★ ★ ★ ★ ★
“Easy to use! Keys work great. ”
Joel
May 11, 2026
✔ Verified Purchase
★ ★ ★ ★ ★
“Great”
Brent
May 11, 2026
✔ Verified Purchase
★ ★ ★ ★ ★
“Replacing a lost mail box key. The ordering experience was amazingly simple. I liked the added security of having to upload a photo of the key and my Driver License. Can't wait to try the new key!”
Joe
May 11, 2026
✔ Verified Purchase
★ ★ ★ ★ ★
“quick and easy”
James
May 10, 2026
✔ Verified Purchase
★ ★ ★ ★ ★
“Easy quick service ”
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!