A method for portable lottery ticket sales and redemptions by mobile vendors is provided wherein the vendor have an existing credit or debit card processing interchange. The vendor is provided with a portable local processor having a memory, and with a local printer connected to the local processor. The local processor is in wireless communication with a network. A bank identification number (BIN) is assigned to lottery tickets sold or redeemed by the vendor that is unique to lottery tickets in the vendor's existing credit or debit card processing interchange. The unique lottery BIN is also associated with a lottery data blob provided on the lottery ticket. The BIN and lottery data blob are entered into the vendor's existing credit or debit card barcode protocol to initiate transfer of the lottery data to a lottery central site via the interchange, wherein a processor within the interchange recognizes the unique lottery BIN and initiates special routing to and further processing of the lottery data at the lottery central site outside of the interchange's debit or credit card data transfer and processing procedures.