Promo code
10% off
10% Off Storewide at Master Lock
- Storewide offer; check exclusions
65 recorded uses
Last reported success:
Master Lock coupons & promo codes
Master Lock
masterlock.com22
Offers to explore
190
Recorded uses on shown offers
Sep 11, 2026
Last dated success
Coupons & offers
TOP PICK
10% off
65 usesLast success Sep 11, 2026
10% Off Storewide at Master Lock
- Storewide offer; check exclusions
Offer history & confidence
Success recorded · (UTC).
- Recorded checks
- 37
- Recorded successes
- 33
Report totals use the most recent vote per anonymous reporter record. Recorded checks and successes can already include Terra reports; these totals should not be added together. Past results depend on the basket and offer terms.
20% off
43 usesLast success Feb 15, 2025
20% Off Select Items at Master Lock
- Applies to: Select items
Offer history & confidence
Success recorded · (UTC).
- Recorded checks
- 29
- Recorded successes
- 1
Report totals use the most recent vote per anonymous reporter record. Recorded checks and successes can already include Terra reports; these totals should not be added together. Past results depend on the basket and offer terms.
15% off
26 usesLast success Nov 5, 2025
15% Off Storewide at Master Lock
- Storewide offer; check exclusions
Offer history & confidence
Success recorded · (UTC).
- Recorded checks
- 14
- Recorded successes
- 6
Report totals use the most recent vote per anonymous reporter record. Recorded checks and successes can already include Terra reports; these totals should not be added together. Past results depend on the basket and offer terms.
10% off
13 usesLast success Dec 11, 2024
10% Off Storewide at Master Lock
- Storewide offer; check exclusions
Offer history & confidence
Success recorded · (UTC).
- Recorded checks
- 4
- Recorded successes
- 1
Report totals use the most recent vote per anonymous reporter record. Recorded checks and successes can already include Terra reports; these totals should not be added together. Past results depend on the basket and offer terms.
15% off
10 usesLast success Dec 29, 2025
15% Off Select Items at Master Lock
- Applies to: Select items
Offer history & confidence
Success recorded · (UTC).
- Recorded checks
- 11
- Recorded successes
- 6
Report totals use the most recent vote per anonymous reporter record. Recorded checks and successes can already include Terra reports; these totals should not be added together. Past results depend on the basket and offer terms.
10% off
9 usesLast success Jun 14, 2026
10% Off Storewide at Master Lock
- Storewide offer; check exclusions
Offer history & confidence
Success recorded · (UTC).
- Recorded checks
- 7
- Recorded successes
- 2
Report totals use the most recent vote per anonymous reporter record. Recorded checks and successes can already include Terra reports; these totals should not be added together. Past results depend on the basket and offer terms.
15% off
7 usesLast success Aug 25, 2025
15% Off Storewide at Master Lock
- Storewide offer; check exclusions
Offer history & confidence
Success recorded · (UTC).
- Recorded checks
- 5
- Recorded successes
- 1
Report totals use the most recent vote per anonymous reporter record. Recorded checks and successes can already include Terra reports; these totals should not be added together. Past results depend on the basket and offer terms.
20% off
6 usesLast success May 14, 2026
20% Off Bike and Cable Locks at Master Lock
- Applies to: Select items
Offer history & confidence
Success recorded · (UTC).
- Recorded checks
- 5
- Recorded successes
- 1
Report totals use the most recent vote per anonymous reporter record. Recorded checks and successes can already include Terra reports; these totals should not be added together. Past results depend on the basket and offer terms.
20% off
5 usesLast success Feb 15, 2026
20% Off Storewide at Master Lock
- Storewide offer; check exclusions
Offer history & confidence
Success recorded · (UTC).
- Recorded checks
- 3
Report totals use the most recent vote per anonymous reporter record. Recorded checks and successes can already include Terra reports; these totals should not be added together. Past results depend on the basket and offer terms.
15% off
4 usesLast success Sep 11, 2026
15% Off Storewide at Master Lock
- Storewide offer; check exclusions
Offer history & confidence
Success recorded · (UTC).
- Recorded checks
- 2
- Recorded successes
- 2
Report totals use the most recent vote per anonymous reporter record. Recorded checks and successes can already include Terra reports; these totals should not be added together. Past results depend on the basket and offer terms.
Buy 2 Get 3rd 20 Percent Off on Back to School Collection (Minimum Order: $35) at Master Lock
2 usesLast success Aug 4, 2026
Buy 2 Get 3rd 20 Percent Off on Back to School Collection (minimum Order: $35) at Master Lock Back to School Collection at Master Lock
- Applies to: Select items
Offer history & confidence
Success recorded · (UTC).
- Recorded checks
- 4
- Recorded successes
- 1
Report totals use the most recent vote per anonymous reporter record. Recorded checks and successes can already include Terra reports; these totals should not be added together. Past results depend on the basket and offer terms.
15% off
1 useLast success Sep 11, 2026
15% Off Storewide at Master Lock
- Storewide offer; check exclusions
Offer history & confidence
Success recorded · (UTC).
- Recorded checks
- 2
- Recorded successes
- 2
Report totals use the most recent vote per anonymous reporter record. Recorded checks and successes can already include Terra reports; these totals should not be added together. Past results depend on the basket and offer terms.
12 of 22 offers
12 offers shown
Compare recorded offers. Read the conditions and check the final basket total before placing an order.
The recorded picture
Offer activity over time
These are additions to Terra and shopper report events, not merchant launch dates or a history of checkout prices. Months use UTC; the latest month may be incomplete.
Offers added to TerraTerra reports
View monthly counts
| Month | Offers added to Terra | Terra reports | Success | Did not work |
|---|---|---|---|---|
| Dec 2025 | 0 | 0 | 0 | 0 |
| Jan 2026 | 0 | 0 | 0 | 0 |
| Feb 2026 | 0 | 0 | 0 | 0 |
| Mar 2026 | 0 | 0 | 0 | 0 |
| Apr 2026 | 0 | 0 | 0 | 0 |
| May 2026 | 0 | 0 | 0 | 0 |
| Jun 2026 | 0 | 0 | 0 | 0 |
| Jul 2026 | 0 | 0 | 0 | 0 |
| Aug 2026 | 0 | 0 | 0 | 0 |
| Sep 2026 | 0 | 0 | 0 | 0 |
| Oct 2026 | 0 | 0 | 0 | 0 |
| Nov 2026 | 8 | 0 | 0 | 0 |
Make the most of your order
How to save at Master Lock
Start with these offers from the list above. Compare their conditions with your basket, then check the final total at checkout.
Promo code
20% off
20% Off Select Items at Master Lock
- Applies to: Select items
43 recorded uses
Last reported success:
Promo code
15% off
15% Off Storewide at Master Lock
- Storewide offer; check exclusions
26 recorded uses
Last reported success:
Promo code
15% off
15% Off Select Items at Master Lock
- Applies to: Select items
10 recorded uses
Last reported success:
How to use a Master Lock coupon
- Choose an offer above and read its conditions. Copy the code if one is provided.
- Open Master Lock and add eligible items to your basket.
- For a code offer, look for a promo-code or discount field in the basket or checkout and apply the code. No-code offers may apply automatically; follow the offer instructions.
- Check the discount, delivery cost, and final total before paying.
Why might a Master Lock code not work?
A code can fail because it has expired, has already been used, excludes your items, needs a minimum spend, or is limited to a particular account or country. Check the offer details, remove extra spaces, and confirm whether another promotion is already applied. Try a different offer if the conditions do not match your order.
A past success is a useful signal, not a guarantee for every basket. After trying an offer, share whether it worked to help other Master Lock shoppers.
About the offer information
Terra lists available offer information and recorded code activity. Our directory includes 22 code offers for Master Lock. Compare the conditions and recorded activity on the offers above. Eligibility depends on your basket and the merchant's checkout.
Terra may earn a commission when you buy through a merchant link.
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About Master Lock
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Sign in to rate this storeFAQs
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- 25% Off Select Items (some Exclusions Apply) at Haven. Check out their Haven coupon codes
Our directory includes 22 code offers for Master Lock. Check the conditions and recorded activity on each offer before shopping.
Stacking rules depend on the offer. Read the terms and compare the final basket total after applying a code. Do not assume a code combines with sale prices or another promotion.
Check Master Lock's official website for delivery charges, return windows, exclusions, and regional terms before paying. Offer-specific details shown here may have additional conditions.
The Terra shopping guide
Offer information, shopping tips, and community reports to help you compare savings.
Shopping guide