A National Bank of Pakistan IBAN cannot be worked out from your account number alone.
NBP prefixes the account number with a branch-specific code that is not part of the number printed on your cheque book. Without that prefix the IBAN cannot be derived.
Rather than hand you an IBAN that looks right and quietly is not, this tool does not guess. Every other Pakistani IBAN converter that accepts a National Bank of Pakistanaccount number is padding it and hoping — a transfer sent to a wrong-but-valid-looking IBAN can be rejected, delayed, or land in someone else's account.
We know how National Bank of Pakistan lays out its IBANs, just not the 6-digit prefix NBP assigns to your branch. Enter what you have and the rest is shown as x — so you can see where your number sits, and exactly how much only your bank can fill in.
Already have an IBAN? Check whether it is valid.
This tool converts the account number you enter into IBAN format in your browser — nothing is sent to a server. The IBAN is only as correct as the account number you type, so please confirm it with your bank before using it for a transfer.