NetSpend Corporation, headquartered in Austin, TX, provides processing and marketing services for private and proprietary MasterCard and Visa prepaid debit cards. The company is the largest prepaid debit card processor and marketer in the United States and sells cards at about 10,000 grocery and convenience stores, gas stations and check-cashing centers nationwide. Source Link :- http://letmeget.com/blog/wwwnetspendcom-login