How to Find PUK Code on SIM Card

Do you want to find PUK code of your SIM card? There are three ways for you to get this information. In this article we will be helping you find the PUK code of you SIM card.

A PUK code for a SIM card, which stands for Personal Unblocking Key, is an eight-digit code that enables a blocked SIM card to be unlocked. When a user repeatedly enters a wrong PIN code, such as when they forget it or when the SIM card is stolen, the PUK code becomes necessary. If the PUK code is not used, the SIM card remains blocked, resulting in the user’s inability to make calls, send texts, or use mobile data. It is important to note that entering an incorrect PUK code too many times on a mobile phone may permanently disable the SIM card, so obtaining the correct code from the mobile carrier or network provider is critical.

Where can I find my PUK code?

One of the issues you might experience when you enter the wrong SIM card PIN three times is that you will get locked out from accessing the SIM.

When a SIM card is locked due to repeatedly entering an incorrect PIN, you will no longer be able to make calls, send text messages, or use mobile data services until the SIM card is unlocked. Depending on the mobile carrier or network provider, you may have a limited number of attempts to enter the correct PIN code before the SIM card becomes permanently blocked.

At this point, the you will need to enter the PUK code to unlock the SIM card. If the PUK code is also entered incorrectly too many times, the SIM card may be permanently disabled, and you will need to obtain a new SIM card to use the mobile services.

Method 1: Get PUK code from SIM card packaging

One simple method to retrieve the PUK code is to look for it on the SIM card packaging. When a user purchases a new SIM card, the packaging typically contains important information about the card, including the PUK code. Users can easily find the PUK code by checking the packaging or any documentation that comes with it.

It’s important to check two locations when searching for PUK codes: the credit card-shaped card that initially held the SIM card when you first purchased it, and the plastic packaging that housed the SIM card (which usually includes a scratchable area). Typically, the PUK number and PIN will be located on the backside of the credit card-like card or within the plastic packaging. Therefore, it’s crucial to examine both of these locations to locate your PUK number.

Method 2: Call your mobile carrier to get the PUK code

To obtain the PUK code, you can reach out to their mobile network provider, which is the company from whom they purchased the SIM card, such as T-Mobile, AT&T, or Verizon. Contacting customer support is the best way to retrieve the PUK code, and they will ask for specific details about your device, such as your date of birth, verified address, or IMEI number of your mobile phone.

Once you provide this information, they will either email you the PUK code or provide it to you over the phone. If there is a carrier store near you, they may also be able to provide the PUK code. The details that the customer support team asks for may vary, but by providing the necessary information, you can easily obtain the PUK code and unlock your SIM card.

Method 3: Check online using your carrier website

Checking for the PUK code through your carrier’s website can be an easy and convenient method for mobile users. Many mobile network providers have an online portal that allows their customers to access important information about their accounts, including their PUK code.

To locate the PUK code on the carrier’s website, users can log in to their account and navigate to the “Support” or “Help” section. From there, they can search for “PUK code” and follow the instructions provided. Some carriers may also offer a live chat feature where users can directly communicate with customer support to retrieve the PUK code.

By using this method, users can quickly and easily obtain the PUK code without the need to call customer support or visit a physical store.

Frequently Asked Questions

  1. What is a PUK code?

    A PUK code is a unique 8-digit code that is required to unlock a SIM card that has been blocked due to entering an incorrect PIN multiple times. It stands for Personal Unlocking Key.

  2. How can I find my PUK code?

    You can find your PUK code on the SIM card packaging or by contacting your mobile network provider's customer support. The PUK code is usually printed on the card that your SIM card was attached to when you first received it. If you have lost the card, you can contact your mobile network provider's customer support to retrieve it.

  3. Can I change my PUK code?

    No, you cannot change your PUK code. It is a unique code that is assigned to your SIM card and cannot be altered. However, you can request a new PUK code from your mobile network provider's customer support if you have lost or forgotten it.

  4. Can I use someone else's PUK code to unlock my SIM card?

    No, you cannot use someone else's PUK code to unlock your SIM card. Each SIM card has a unique PUK code that is specific to that card. Attempting to use someone else's PUK code may permanently block your SIM card.

  5. How many times can I enter an incorrect PIN before my SIM card becomes blocked?

    Most SIM cards will become blocked after three incorrect attempts to enter the PIN. After that, you will need the PUK code to unlock the SIM card. It is important to remember your PIN and keep your PUK code in a safe place.

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Chad Buenaflor

Chad has been in the tech industry since 2000. He has a degree in Electronics Engineering and is interested in the hardware and software side of technology. Initially working for a Japanese semiconductor company as a Test Engineer for nearly 10 years, he then pursued his passion for internet technology by working for the support team of Time Warner Cable then finally joining TheDroidGuy as one of their troubleshooting and tech writers. On his free time he plays his favorite games on his PC, Xbox Series X, and Android phone. Contact me at Email

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