Check your SBI passbook
Check your SBI cheque book
Check your SBI account statement
Log in to SBI YONO or SBI Internet Banking
Visit any SBI ATM and check account details
Call SBI customer care and verify after authentication
Visit your SBI branch with valid ID proof
Check the account opening welcome kit or documents
Find the account number on SMS or email alerts from SBI
Ask the bank for a duplicate passbook or account details printout