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How do I activate my Spacetalk Mobile plan in the USA?

Step-by-step instructions for activating a Spacetalk Mobile SIM plan through the USA Mobile Portal.

Activate your Spacetalk Mobile SIM plan in the USA through the Spacetalk Mobile Portal for your watch or handset plan. Have your SIM card number and a Visa or Mastercard ready.

How to activate your plan

Step 1: Go to the Spacetalk Mobile Portal

Visit the portal that matches your plan type:

Enter the email address you want to use for your Spacetalk Mobile account.

Spacetalk Mobile Portal welcome screen with Register and Sign in options

Step 2: Verify your email

Enter the security code sent to your email address to access your account. Check both your inbox and spam folder if you do not receive the security code.

Spacetalk Mobile Portal Security Code screen with six code boxes, a Verify button and Resend Code

Step 3: Enter your SIM card number

Enter your SIM serial number — the 19 or 20 digit number printed on the SIM card. The SIM card should be in the box your watch came in.

Spacetalk Mobile Portal Activate SIM Card screen with an ICCID field, Scan Code button and Continue

Step 4: Choose a plan

Select the plan that suits you best from the list of available options.

Spacetalk Mobile Portal Select a Plan screen showing AT and T Pay as you go at $18 and Better Value at $95

Step 5: Enter your details

Enter your name and address to complete your account registration.

Spacetalk Mobile Portal What's your name? screen with a Full Name field and Save and Continue

Step 6: Add a payment method

All Spacetalk Mobile plans are on automatic renewal. Add a Visa or Mastercard to keep your service active. You can update your card details in the Mobile Portal at any time.

Spacetalk Mobile Portal Add a Credit Card screen with card number, expiry and CVC fields

Step 7: Choose a phone number

Choose a new number, or port your existing number across from another carrier. See Transfer or Port an existing number for details.

Spacetalk Mobile Portal Your phone number screen with Get a new number and Keep my existing number

Your Spacetalk Mobile plan will then activate. Most number transfers take around 30 minutes, but can take up to 2 days in some cases. You will be kept updated on the progress of your activation.

If you are still experiencing issues, contact our Support team via live chat.

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