Activate Xfinity Mobile – Activating New Number and Transferring from Previous Carrier

Got your new Xfinity Mobile? Yeah! Now, the next step is to activate your mobile. Whether you are getting a new number or transferring your existing number from the previous carrier, we have covered both activation processes in detail. So, check out the complete article to know about the Xfinity Mobile activation via

Things to Remember Activate Xfinity Mobile

Before beginning with the activation process, here are some important points you need to know. If you will keep the required things ready beforehand, the activation process will become quick and smooth.

  1. Information from your previous carrier will be required to transfer the number.
  2. Keep a copy of your bill and account PIN with you.
  3. In case you don’t know the account PIN/ number transfer PIN, contact your carrier for the same.
  4. If you have an iPhone 8 or earlier device, insert the SIM card. (Android devices have pre-installed SIM cards.)
  5. If you are activating multiple iPhones, be careful of inserting the correct SIM into the correct phone.
  6. In case you are transferring your number from a previous carrier, take a backup of your old phone. Keep both – the old and new phones close by.

Activating an Xfinity Mobile

There are two cases while activating an Xfinity mobile:

  1. Getting a New Number
  2. Transferring a Number from a Previous Carrier

We will cover both in detail ahead.

Getting a New Number – Activating Your New Phone with an Xfinity Mobile SIM Card

If you have got a new Xfinity Kit (Mobile, SIM, Charger, etc.), here are the steps to be followed for activation:

  • Make sure the phone is turned off (don’t turn it on before activation.)
  • Now, go to from your desktop/ laptop or mobile device.
  • Now, log into your Xfinity account and select the phone you want to activate.
  • You will be asked if you are getting a new number or keeping the existing one. Select the ‘Get a New Number/ I want a new number’ option. Once the phone is activated, a new number will be assigned to you.
  • Press the ‘Activate’ option to initiate the activation process. The process will take around 10 minutes.
  • A confirmation email will be sent once the process is complete. The email will have your new number.

The phone is now activated. All you need to do is insert the Xfinity SIM card, turn on your phone and enjoy the fastest 5G and 4G LTE network.

Transferring a Number from a Previous Carrier

If you are transferring your number from your previous carrier, the steps are similar to those above with a few changes. Check out the steps:                                                                                                                                                                                                                                                                                                                     

  • Go to from your laptop/ desktop or mobile browser.
  • Now, log into your Xfinity account and select the phone you want to activate.
  • You will be asked if you are getting a new number or keeping the existing one. Select the ‘option for transferring the existing number.
  • A form will appear asking you for information about your previous carrier. Use your old phone bill to complete the form.
  • Provide your billing address and click the ‘Activate SIM’ button.
  • The process of switching your number to Xfinity will begin. And, if all the information is found correct, the transfer will take around 10 minutes.
  • A confirmation email will be sent once the activation is successful.
  • After the activation is done, insert the new SIM into your device.

Note: During the above activation process, you will lose cellular service and will not be able to make calls.

Post-Activation Checks

Here are some post-activation checks you can make to ensure that everything went smoothly:

  • Check the carrier name on your phone – it should be Xfinity Mobile.
  • Check the network quality by making calls and sending text messages.
  • Restart your phone to set up voicemail.

Also Read:

Creating An Xfinity Account

Here are the simple steps to create an Xfinity ID:

  • Go to the official website at
  • Hover the mouse over the Account icon on the top right corner and click the ‘Log In’ option.
  • You will be redirected to the login page.
  • Click on the ‘Create a new Xfinity ID’ option.
  • You can create your Id using your Mobile Number or Social Security Number. Select one option and proceed further by clicking the ‘Continue’ button.
  • Provide the details for verification as per the option selected. Continue with the process.
  • Once the verification is done, provide your email address. A verification link will be sent to your email address.
  • Click the link (within 72 hours) sent in the email message to complete the process. 
  • Once the process is complete, a confirmation email will be sent.
  • You can now access your Xfinity account online or via mobile apps.

Frequently Asked Questions (FAQs)

Can I add additional users to my Xfinity account?

Yes, you can add up to six distinct users to your Xfinity account by creating separate IDs.

Why can’t I activate my iPhone?

If you are having trouble activating your iPhone, check out the following points:

  • Activate your device over WiFi.
  • If you have completed the activation process but the device is not working, do the following:
    • Confirm that you see ‘Xfinity Mobile’ in the top left corner. If not, follow the steps:
    • Connect to a WiFi network, go to Settings> General> About.
    • Carrier Setting Update prompt will appear, select ‘Update’.
  • Restart your phone.
  • Connect with the Support Team.

Where will I find the previous carrier’s information?

You can get the information through your carrier’s app. For finding account numbers and PINs from major operators, check out this page on Xfinity.

How can I reset my Xfinity account password?

Here are the quick steps to be followed:

  • You can directly visit
  • Enter your Xfinity ID> complete the security check> select a way to recover the password> enter the password reset code> create a new password. That’s it! You will be done.
  • Try logging into your Xfinity account using your new password.

Is there any activation fee for Xfinity Mobile?

No, there is no activation fee or phone line access fee. You can also ensure the same on your bill.

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