To sign up for Mint Mobile, click the “Go” button from the list of popular plans on their website. Visit Mint’s website and scroll down to view the plan options. Select a plan by clicking the orange View Details button, then click Buy Now. On the Shopping Cart page, select the quantity of lines and enter your zip code. Click Proceed to Checkout to pay with a credit or debit card, or PayPal Checkout for PayPal payment. Enter necessary billing, shipping, and payment information. Choose a shipping method (2–3-day shipping or FedEx Next Day Air). After receiving your SIM card in the mail, activate the service by entering the 11-digit code on the back of the SIM card using Mint’s activation website or Mint Mobile app.