Samsung Galaxy S8 / S8+ - View SIM Card Number

  1. From a Home screen, touch and swipe up or down to display all apps.
    Note These instructions apply to Standard mode and the default Home screen layout.
  2. Navigate: Settings Settings icon > About phone About Phone icon > Status.
  3. Tap IMEI information then view the ICCID (SIM card number)

Note You can also remove the SIM card and view the 20-digit SIM card number (with the gold contacts facing away).
SIM Card SIM number