pensacola, escambia county, northwest, florida land for sale: 1 - 15 of 950 listings
Banks must block transactions that: 1  Are by or on behalf of a blocked individual or entity; 2  Are to or go through a blocked entity; or. 3  Are in connection with a transaction in which a blocked individual or entity has an interest.
Answer Wiki. You can block the transaction by the Issue number (which are the first 6 digits of the credit/debit card). These 6 numbers identify the issuer. A detailed list can be found here: http://en.wikipedia.org/wiki/Lis...