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Master Lock's activity feed

  • @yormarys

    @yormarys researched Master Lock deals and added 1 coupon

  • @samways18

    @samways18 researched Master Lock deals and added 1 coupon

  • @samways18

    @samways18 researched Master Lock deals and added 1 coupon

About Master Lock

Master Lock is a popular security & surveillance retailer which operates the website As of today, we have 43 active Master Lock third-party deals. The Dealspotr community last updated this page on December 16, 2018. On average, we launch 112 new Master Lock promo codes or coupons each month, with an average discount of 19% off and an average time to expiration of 14 days.

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How to use Master Lock promo codes

  1. Go to then select the items you wish to purchase and add them to your shopping cart.
  2. Find a promo code on this page. Click to open the code, then click "copy" to copy the coupon code to your clipboard.
  3. Go back to and proceed to checkout. Look for the box labeled "Enter promo code" and paste your promo code in that box.
  4. Once you apply the promo code, your savings should be applied, and you can complete checkout.

Promo code didn't work? Read these expert tips.

  • Master Lock offers promo codes often. On average, Master Lock offers 112 codes or coupons per month. Check this page often, or follow Master Lock (hit the follow button up top) to keep updated on their latest discount codes.
  • Check for Master Lock's promo code exclusions. Master Lock promo codes sometimes have exceptions on certain categories or brands.
  • Look for the blue "site-wide" label for site-wide Master Lock promo codes. Site-wide codes can be applied to any item on Master Lock's website, and therefore are the most useful codes.
  • Read our expert guide to finding promo codes for stores that rarely offer them.

Master Lock Promo Codes & Coupons

Dealspotr has 4x More Working Promo Codes than RetailMeNot or Honey

Tired of expired coupons? Dealspotr is crowdsourced. We have 10 million coupons, verified by real people. Every code on Dealspotr is backed up by a screenshot so you know how it works. Join our community and earn points for sharing deals.

Amazon promo codes
Expert Pick

Get up to 50% Off Master Lock Items at Amazon (Free 2-Day Shipping w/ Prime)

Last used

4 Expert Picks for Master Lock

Walmart promo codes
Expert Pick

Get up to 25% Off Master Lock at Walmart (Free 2-Day Shipping on Orders $35+)

Last used
eBay promo codes
Expert Pick

Save 10% to 90% OFF New & Used Master Lock Items at eBay

Groupon promo codes
Expert Pick

Get up to 75% Off Master Lock Products at Groupon

Last used

43 Magic Codes for Master Lock

Zoro promo codes
Magic Code

Save 20% Off on Orders Over $100 at Zoro

Quill promo codes
Magic Code

Free Snapware 10pc. Plastic Storage Set on Any Order at Quill

JC Whitney promo codes
Magic Code

Save $25 Off on Purchase Over $250 on Master Lock and Other Items at JC Whitney

1 Shopping Hack for Master Lock

Shopping Hack

Find Today's Coupons & Offers for Master Lock on Their Website