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Copy your key fob with an online service, locksmith, or RFID writer
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Lose your key fob, or just looking to clone an extra copy? In this article, we’ll tell you how to copy your key fob with an online company, locksmith, or manufacturer. If your key fob operates on 125khz, we’ll also show you how to use an RFID writer to make your own copy.

Where to Copy a Key Fob

  • Search online for a key fob copying service, show proof that you own the fob, and ship the fob to the company. You typically receive your new fob in 2-5 days.
  • Call a local locksmith or copy your key fob at a kiosk at a hardware store. Be prepared to prove you own the fob with a utility bill or your vehicle’s VIN.
  • If your key fob is specially encrypted for your vehicle or residence, contact the dealership or the manufacturer of the fob for a replacement.
Method 1
Method 1 of 3:

Using an Online Key Fob Copying Service

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  1. Key fob copying companies can reproduce certain types of key fobs remotely by using a fob’s serial number. This means that you don’t have to send the company the original fob. Just look for your key fob’s serial number, which is usually printed on the backside of the fob. Then, enter the number into the indicated field on the company’s request form to see whether they can copy your fob remotely. [1]
    • Most companies list the key fobs they duplicate remotely on their website.
    • Due to technological limitations, not all key fobs qualify for remote copying. If yours doesn’t, you need to mail it to the company to get a new fob made.
    • Key fobs with standardized serial numbers are typically easier to duplicate than those without them.
  2. Most online key fob copying companies offer the same sorts of services, so take the time to compare pricing packages and read customer reviews. Then, select the company that best suits your specific copying needs, timeframe for getting a duplicate key, and budget. [2]
    • CloneMyKey , KeyMe , and KeyCardNinja are among the most popular and widely-used key fob copying services on the internet.
    • When choosing a company to use, check for their certifications on their website and search their business address online to make sure the business is legitimate.
    • Some key fob manufacturers sell key duplicates. Just visit the manufacturer’s website or call their phone number to see if they offer this.

    Tip: Certain key fob copying services also maintain automated kiosks in larger cities. Many of these kiosks are accessible 24/7 and print copies of common key fobs and cards with the push of a button. [3]

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  3. Most key fob copy companies have a form that asks for your full name and address, as well as your email address or phone number so the company can get in touch with you if they need. Simply enter your information into the form. Then, hit “Next” or “Send” on the form to get the copying process started.
    • Make sure the information you provide is complete and accurate.
  4. Before a key fob copying service makes a duplicate fob for you, they have to confirm that you’re the legal owner of your key fob. Most copy request applications prompt you to verify your identity by showing proof of residence or ownership of the property that the key fob opens. This usually means scanning a utility bill or providing the Vehicle Identification Number (VIN) and registration for your vehicle. [4]
    • At some companies, you have to be at least 18 years old to use their service.
    • Key fob copying companies verify your identity to prevent unauthorized individuals from stealing and copying keys that don’t belong to them.
  5. Most key fob copying companies direct you to a new webpage where you pay for your replacement key. Just enter your full name, shipping address, and payment information into the payment form. Then hit “Order” to complete the transaction. [5]
    • A single key fob or key card copy typically costs you $20.
    • Some companies offer bulk discounts if you order multiple key fob copies at one time.
    • If you need your replacement key fob as soon as possible, most companies offer overnight or expedited shipping for an extra fee.
  6. Slip the key fob into a padded mailer envelope or small shipping box and seal it up. If the company you’re using asks you to include a copy of your order form, place it inside the package before you seal it up. Then, add the address that the company gave you for sending your key fob and drop your package in the mailbox. [6]
    • Ship your key fob using one of the major certified mail handlers like USPS, UPS, or FedEx. These handlers let you track your shipment to and from the company.
  7. Most key fob copying companies send you your duplicate fob in less than 1 week, though the amount of time it takes depends on which shipping method you used. When your key fob arrives, you can immediately use it the same way that you used your original fob or card. [7]
    • Test out your replacement key fob to make sure that it works properly. If it doesn’t, call or email the company to see if you can get a replacement or a refund.
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Method 2
Method 2 of 3:

Using a Locksmith or the Manufacturer

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  1. Many traditional locksmiths have all the tools they need to duplicate basic unencrypted key fobs. To find a locksmith, go online and search for “Locksmith” plus the name of your town or city. Or, check your town’s local directory. Then, give the locksmiths in your area a call to see if they copy key fobs.
    • Be prepared to answer any questions the locksmith might have about the style, model, or serial number of the key you want to copy.
    • Locksmiths also require proof that you are the owner of the building or car that your key fob operates. They might want a copy of your ID, car registration, or a past utility bill. [8]
  2. Lots of major chain hardware stores, like Lowes and Home Depot, have automated kiosks that read and copy some key fobs instantly. Before you take your key fob to a hardware store, call the store and describe its basic appearance and function to a knowledgeable associate. They’ll be able to tell you if they have a kiosk that can reproduce your fob.
    • At most automated kiosks, you only have to enter your name, address, and email or phone number to get your key copied. [9]
    • If your hardware store doesn’t have a key fob copying kiosk, ask if they have a locksmith on staff that can handle the job.
    • Major chain hardware stores might only duplicate key fobs that go to private property.
  3. For some home and car key fob replacements, only the original manufacturer can copy the fob for you. Look for the manufacturer’s name or number on the backside of your key fob. Then, use the information to contact the manufacturer or car dealership directly. Ask them what you need to provide them with to get a copy. [10]
    • Buying a duplicate key fob straight from the manufacturer can be quite costly. It’s not unusual for a company to charge between $50 and $400, depending on the functions of the specific model.
    • If you’re replacing your car keys , check if a new fob is covered or discounted by your car warranty or through your insurance.

    The key fobs for most newer vehicles are encoded with proprietary information, and therefore cannot be copied by anyone but the original dealer. If you need a new key fob, you have to purchase a replacement from the place where you bought your car.

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Method 3
Method 3 of 3:

Using an RFID Writer

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  1. Look for an RFID writer online. Many key fobs contain a Radio Frequency Identification (RFID) chip that uses radio waves to “talk” to the device that locks and unlocks your car, apartment gate, or office door. [11] An RFID writer reads and writes unencrypted 125khz key fobs and cards, allowing you to make your own key fob copy. Just look for a handheld RFID writer online that is affordable and well-reviewed by users.
    • Search for RFID writers that are compatible with your key fob. Look for the manufacturer name or serial number on your fob and type that into your search engine along with “RFID writer.”
    • A basic handheld RFID writer typically costs between $20 and $50.
  2. Get a blank 125khz key fob if you don’t have one already. To duplicate your key fob, you need a blank fob to copy its information onto. Just look for blank key fobs online that operate on the same radio frequency as your key fob. These fobs aren’t usually expensive and only cost a couple of dollars apiece. [12]
    • 125khz and HID Proximity key fobs are the most common fobs that are usually used to gain access to office buildings and apartment complexes.
    • Your phone works on a different frequency than RFID, so you can’t use your phone as a key fob. Instead, use the RFID scanner to copy your key fob’s information onto an RFID sticker and stick it onto the back of your phone. [13]
    • If you’re making a duplicate key for your car, look for car key replacements online. Then, program the new key to your car without using an RFID writer.

    Tip: Some RFID writers come with several blank key fobs, allowing you to get right down to business.

  3. Hold the back of the key fob flat against the side barrel of the RFID writer. Press the “Read” button and keep the fob in place for a few seconds. After a brief moment, the device will emit a loud beep or chirp to indicate that it scanned your key fob successfully. [14]
    • If you’re copying a key card, hold the side of the card that contains the barcode or chip against the RFID writer. [15]
  4. Press the back side of the blank fob against the RFID writer. Then, push the “Write” button and listen for a beep or chirp. This copies the information from your original key fob and inputs it into the blank fob. Now, your duplicate key fob acts exactly like the original fob. [16]
    • Test the copied key fob to confirm that it works. If it doesn’t, follow the steps again.
    • The great part about having an RFID writer is that you can make as many duplicate key fobs as you need.
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How Do You Replace Car Keys?


Expert Q&A

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  • Question
    Can a fob key really be copied?
    Shawn Fago
    Master Locksmith
    Shawn Fago is a Master Locksmith and the Founder of Noble Locksmith, a nationwide locksmith company based in San Diego, California. With over seven years of experience, he provides commercial, residential, and automotive locksmith services to customers. Shawn attended California State University, Fullerton.
    Master Locksmith
    Expert Answer
    Well, there's not a simple answer here. Yes, some of those fob keys can be cloned , but some of them are multifrequency and those cannot currently be cloned.
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      Warnings

      • If you’re making a duplicate key for your apartment or office, check to make sure that you have permission by consulting your lease or employer. In some cases, it is illegal to copy keys without express permission from the owner of the building. [17]
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      About This Article

      Article Summary X

      If you want to copy a key fob, start by purchasing an RFID writer that is capable of reading and writing 125-kilohertz key fobs. In addition to an RFID writer, buy an empty key fob that you can copy your existing fob on to. Both of these items can easily be found online, but make sure to read user reviews so you get a working product. Once you have your RFID writer, hold your working key fob against it and hit the “read” button. The writer should beep to indicate that it worked. Then, hold the empty key fob against the RFID writer and hit the “write” button to copy the key fob information. For more tips, like how to use an online service to get a replacement key fob, read on.

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