Check Number, CC Numbers and Bank Account Numbers


  • In Every check we have numbers, they are :
    • Routing Number
    • Account Number
    • Check Number

1.Routing Number :
  • The first group of numbers on the lower left corner of a check is the routing number
  • Routing numbers also called as transit numbers.These are public and may vary based on the region where you opened your account.
  • Routing numbers are 9-digit codes and the character symbol surrounding the numbers is not part of the routing number on a check.
2.Account Number :
  • The second set of numbers following the character symbol immediately after your routing number is your account number.
  • To determine your account number, simply choose the longer number.
  • The check account number is private and unique to your bank.
3.Check Number :
  • The Check number is usually the last set of numbers on your personal check.
  • They’re the shortest set of numbers on the check.
  • It helps you to keep the track of which check you are writing.

Credit Card Numbers :


  1. Issuer Number
    • The first digit of the credit card is issuer number.
    • Some Issuer numebers :
      • 3 for Travel or Entertainment.
      • 4 & 5 for Banking and Financial
      • 6 for Merchandizing and Banking
  2. Bank Number
    • It is used to identify the bank.
  3. Account Number
    • It is used to identify the personal(individual) accounts.
  4. Check Digits
    • The final digit of your credit card number is check digit or check numbe.r
    • It can be used to validte account numbers.
Parts of Debit/Credit card :


  1. Bank branding : This tells you which card you have.Simply Bank name or bank logo.
  2. Card number : It is a 16 digit number contains bank issuer,account number and check digit These are used when making a purchase online or by phone.
  3. Cardholder’s name : This is the name of the authorized card holder.
  4. Smart chips :Make cards more secure than traditional magnetic-stripe-only cards. They make it harder for thieves to use stolen credit card numbers.
  5. Expiration date :This tells how long it will validate.you’ll need to replace your card.
  6. Payment network logo : This tells you what type of card you have. Common examples include MasterCard, Visa, and Discover.


  1. Magnetic stripe : This black strip contains information about your name, card number, expiration date, and other details.
  2. Hologram : These are security features which help merchants identify valid cards – they’re not easy to fake.
  3. Bank contact information : If you need to get in touch with your bank, use the contact information on the back of your card.
  4. Signature panel : Your card must be signed before you can use it, so sign your name in this area. This is a requirement from card issuers, and merchants should also verify that you’ve signed the card.
  5. Security codes : These are used to ensure that you have a original card.Security codes might be referred to as CVV, CVV2, CVC, CSC, CID, or similar.
  6. Network logos :These logos can help you figure out which ATMs you can use for free.