Multiple choice general knowledge

how many digits a sim number contains ?

  1. 14

  2. 18

  3. 20

  4. 22

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

A SIM card's ICCID (Integrated Circuit Card Identifier) is a 19 or 20 digit number that uniquely identifies the SIM card. It consists of industry identifier, country code, issuer identifier, and individual card identification. 20 digits is the standard length.