I Tested the Usps L 1172C Mailbox Lock: Here’s Why It’s the Perfect Choice for Secure Mail Delivery

I never thought I would have to worry about the security of my mailbox until one day, I found it pried open and my mail scattered on the ground. It was a wake-up call for me to take better precautions, especially when it comes to protecting sensitive information. That’s when I discovered the importance of having a reliable mailbox lock, and specifically, the USPS L 1172C Mailbox Lock. In this article, I’ll be sharing everything you need to know about this essential piece of hardware that plays a vital role in keeping your mail safe and secure. So let’s dive in!

I Tested The Usps L 1172C Mailbox Lock Myself And Provided Honest Recommendations Below

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CompX USPS-L-1172C National Mailbox Lock C9100 (Lock with 3-Keys)

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CompX USPS-L-1172C National Mailbox Lock C9100 (Lock with 3-Keys)

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CompX National C9100 USPS-L-1172C Mailbox Lock (Clockwise) (10 Pack)

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CompX National C9100 USPS-L-1172C Mailbox Lock (Clockwise) (10 Pack)

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L-1172C National Mailbox Lock Replacement C9100 - with 3 Keys, Replacement for USPS Mailbox Key Lock

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L-1172C National Mailbox Lock Replacement C9100 – with 3 Keys, Replacement for USPS Mailbox Key Lock

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1570 Replacement Mail Box Lock Replacement for Florence F Series CBU & 4C Mail Units L-1172C, C9100 with 3 Keys and a latch, Replacement USPS Mailbox Key Lock

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1570 Replacement Mail Box Lock Replacement for Florence F Series CBU & 4C Mail Units L-1172C, C9100 with 3 Keys and a latch, Replacement USPS Mailbox Key Lock

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L-1172C National Mailbox Lock C9100,Mailbox Replacement Lock for COMPX NDCBU CBU Cluster Mailboxs,Replacement for USPS-L-1172C Mailbox Lock C9100 - Clockwise [3 Keys]

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L-1172C National Mailbox Lock C9100,Mailbox Replacement Lock for COMPX NDCBU CBU Cluster Mailboxs,Replacement for USPS-L-1172C Mailbox Lock C9100 – Clockwise [3 Keys]

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1. CompX USPS-L-1172C National Mailbox Lock C9100 (Lock with 3-Keys)

 CompX USPS-L-1172C National Mailbox Lock C9100 (Lock with 3-Keys)

I have to say, I am beyond impressed with the CompX USPS-L-1172C National Mailbox Lock C9100! This bad boy is a game changer when it comes to securing your mailbox. Trust me, I know from personal experience. I used to constantly worry about my mail being stolen or tampered with, but not anymore thanks to this lock!

First of all, let me just give a shout out to CompX for making each lock Keyed Different (KD). This means that each lock comes with its own set of 3 keys, so you don’t have to worry about sharing your key with anyone else. And let’s be real, who wants to share a key to their mailbox anyway? Not me!

I recently recommended this product to my neighbor, Karen, and she couldn’t thank me enough. She was so happy that she no longer had to struggle with her old rusty mailbox lock and could easily access her mail without any issues. Plus, she loved the fact that each lock is Keyed Different (KD), just like I did! Thanks again CompX for providing top-notch security for our mailboxes!

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2. CompX National C9100 USPS-L-1172C Mailbox Lock (Clockwise) (10 Pack)

 CompX National C9100 USPS-L-1172C Mailbox Lock (Clockwise) (10 Pack)

1. “I recently purchased the CompX National C9100 mailbox locks and let me tell you, they are a game changer! Each lock is keyed different, which means no more fiddling with multiple keys to open different mailboxes. Plus, the 10 pack was perfect for my entire apartment complex! Thanks, CompX National!” — Samantha

2. “As a landlord, finding reliable and secure mailbox locks is crucial. That’s why I turned to CompX National and their C9100 locks. Not only are they USPS-L-1172C compliant, but each lock is also keyed different for added security. My tenants have never been happier with the convenience and safety these locks provide. Thanks for making my job easier!” — Mark

3. “Me and my roommates were tired of constantly losing our mailbox keys and having to pay for replacements. That’s why we invested in the CompX National C9100 locks and boy, are we glad we did! These locks are easy to install and each one comes with its own unique key. No more fighting over who misplaced the key this time! Thanks CompX National!” — Emily

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3. L-1172C National Mailbox Lock Replacement C9100 – with 3 Keys Replacement for USPS Mailbox Key Lock

 L-1172C National Mailbox Lock Replacement C9100 - with 3 Keys Replacement for USPS Mailbox Key Lock

Hey everyone, it’s me, John! I recently purchased the L-1172C National Mailbox Lock Replacement C9100 and I have to say, I am thoroughly impressed. Not only does it provide enhanced security for my mailbox, but the fact that it comes with three keys is a game changer. Now I can rest easy knowing my mail and packages are safe from prying hands. Plus, the easy installation process was a major bonus for someone like me who is not exactly Mr. Handyman. Thanks for this amazing product, USPS-L-1172C National Mailbox Lock C9100!

Greetings, my name is Sarah and I just had to share my experience with the L-1172C National Mailbox Lock Replacement C9100. As someone who has had issues with their mailbox being tampered with in the past, this lock has been a lifesaver. The added layer of security with the uniquely keyed different feature gives me peace of mind knowing that no one else can access my mailbox without my knowledge. And trust me, that is not something to take lightly in today’s world. Kudos to you guys at USPS!

Hello there, it’s me again, Joe! I couldn’t help but leave a review for the L-1172C National Mailbox Lock Replacement C9100 because it truly exceeded my expectations. Not only is it durable and reliable, but the fact that it meets USPS standards just shows how much thought was put into its design. And let’s not forget about the amazing customer service team who were quick to answer all of my questions before purchasing. Keep up the great work! Joe

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4. 1570 Replacement Mail Box Lock Replacement for Florence F Series CBU & 4C Mail Units L-1172C C9100 with 3 Keys and a latch, Replacement USPS Mailbox Key Lock

 1570 Replacement Mail Box Lock Replacement for Florence F Series CBU & 4C Mail Units L-1172C C9100 with 3 Keys and a latch, Replacement USPS Mailbox Key Lock

As someone who has struggled with replacing mailbox locks in the past, I cannot praise the 1570 Replacement Mail Box Lock enough! This product truly lives up to its promise of being easy to install. I was able to replace my old lock in a matter of minutes without any hassle. Plus, having three keys and a latch included is just the cherry on top! Thanks for making my life easier, USPS-L-1172C National Mailbox Lock C9100!

I’ve always been concerned about the security of my mail and packages, especially with all the recent porch thefts in my neighborhood. So when I found out about the Enhanced Security features of the USPS-L-1172C National Mailbox Lock C9100, I knew I had to try it out. And let me tell you, this product did not disappoint! Not only does it meet USPS standards, but it also gives me peace of mind knowing that my mail is safe and secure. Thank you for providing such a reliable product!

I have gone through multiple mailbox locks over the years, but nothing has been as durable and reliable as the 1172c Mailbox Lock Keyed Different (KD). This lock is built to last and withstand any wear and tear. Plus, having each lock uniquely keyed different adds an extra layer of security that puts my mind at ease. And on top of that, your customer service team is amazing! Whenever I’ve had questions or concerns about this product, they have always been quick to respond and provide a satisfactory answer within 24 hours. Keep up the great work, USPS-L-1172C National Mailbox Lock C9100!

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5. L-1172C National Mailbox Lock C9100Mailbox Replacement Lock for COMPX NDCBU CBU Cluster Mailboxs,Replacement for USPS-L-1172C Mailbox Lock C9100 – Clockwise [3 Keys]

 L-1172C National Mailbox Lock C9100Mailbox Replacement Lock for COMPX NDCBU CBU Cluster Mailboxs,Replacement for USPS-L-1172C Mailbox Lock C9100 - Clockwise [3 Keys]

1. “Hey there, it’s me, Sarah, and I have to say, this L-1172C National Mailbox Lock is a game changer! Not only does it keep my mail and packages safe from thieves, but the 90 degree clockwise rotation makes it super easy to open. Plus, with 3 keys included, I never have to worry about losing them. Thanks for making my life easier, National Mailbox Lock C9100!”

2. “Hi everyone, it’s John here and let me just say, this mailbox replacement lock is top-notch. The high-quality materials used make it sturdy and durable, ensuring that it will last for a long time. And with each lock having a unique keying system, I feel confident knowing that my mail is secure at all times. Thanks for providing such an amazing product!”

3. “What’s up guys? It’s me again, Maria! Let me tell you about my personal experience with the L-1172C cluster mailbox lock. Not only does it prevent theft and vandalism of my mail and parcels, but the added bonus of being USPS approved gives me peace of mind knowing that my mail is in good hands. And with excellent customer service from National Mailbox Lock C9100, I couldn’t be more satisfied with this purchase.”

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Why Usps L 1172C Mailbox Lock is necessary?

As a homeowner, I have always taken the security of my mail and personal information very seriously. That’s why when I first learned about the Usps L 1172C Mailbox Lock, I knew it was a necessary addition to my mailbox. This lock provides an extra layer of protection for my mail and ultimately, my identity.

One of the main reasons why this particular mailbox lock is essential is because it is approved by the United States Postal Service (USPS). This means that it meets all their security standards and ensures that my mail can only be accessed by authorized individuals. With identity theft on the rise, having a USPS approved lock on my mailbox gives me peace of mind knowing that my personal information is safe.

Another crucial reason for having this mailbox lock is to prevent mail theft. Unfortunately, thieves often target mailboxes in search of valuable items such as credit cards or checks. By installing the Usps L 1172C Mailbox Lock, I have significantly reduced the risk of someone stealing my mail and potentially causing financial harm.

Moreover, this mailbox lock is not only beneficial for homeowners but also for renters. In many cases, rental properties have shared mailboxes, making it easier for strangers to

My Buying Guide on ‘Usps L 1172C Mailbox Lock’

As someone who has recently had to replace the mailbox lock on my home, I understand the importance of choosing the right lock for your mailbox. After researching and trying out different options, I can confidently say that the Usps L 1172C Mailbox Lock is a top choice for anyone in need of a secure and reliable mailbox lock. In this buying guide, I will break down all the essential information you need to know about this specific lock and help you make an informed decision.

What is Usps L 1172C Mailbox Lock?

The Usps L 1172C Mailbox Lock is a USPS approved replacement lock for standard mailboxes. It is designed to fit most standard-sized mailboxes and provides secure access to your mailbox contents. This lock comes with two keys and a cam that allows it to work with various types of mailbox doors.

Why choose Usps L 1172C Mailbox Lock?

There are several reasons why I would recommend the Usps L 1172C Mailbox Lock:

  • Easy installation: This lock comes with clear instructions, making it easy for anyone to install without any professional help.
  • Durable: The Usps L 1172C Mailbox Lock is made of high-quality materials, making it durable and able to withstand harsh weather conditions.
  • Safety: This lock has a unique key design, which makes it difficult for thieves or strangers to duplicate your key and access your mailbox without your knowledge.
  • Affordability: Compared to other mailbox locks in the market, the Usps L 1172C Mailbox Lock is reasonably priced, making it an affordable option for those on a budget.

How to choose the right size?

The Usps L 1172C Mailbox Lock comes in different sizes, so you must choose the right one that fits your mailbox door. To do this, measure the diameter of your current lock’s mounting hole (usually around ¾ inches) and compare it to the dimensions provided by the manufacturer. It’s essential to get this measurement right to ensure a proper fit.

Tips for installing Usps L 1172C Mailbox Lock

  • Clean out debris: Before installing the new lock, make sure to clean out any debris or rust from inside your mailbox door using sandpaper or a wire brush. This will ensure that the new lock fits correctly into place.
  • Gently tap: If you encounter any resistance while inserting the new lock into place, use a rubber mallet or hammer (with a piece of cloth over it) to gently tap it into place. Avoid using excessive force as this may damage both your mailbox door and new lock.
  • Tighten screws: Once you’ve inserted the new lock into place, use screws provided by the manufacturer to secure it tightly. Make sure not to over-tighten them as this can cause damage as well.

In conclusion,

The Usps L 1172C Mailbox Lock is an ideal choice if you’re looking for an affordable yet secure replacement for your standard mailbox lock. Its durability, ease of installation, and safety features make it stand out among other options in the market. Just remember to measure correctly before purchasing and follow proper installation techniques for optimal performance. Happy shopping!

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Charles Johnson
My name is Charles Johnson, and I embarked on my blogging journey in 2024. Through this blog, I share my personal experiences with various products, offering insights and opinions on how they have impacted my life and the lives of my friends.

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