Numbers with this prefix were first introduced in 1994.While 6053336299 was originally issued with the info above, the owner of the phone number (605) 333-6299 may have transferred it through a process called porting.
I got this text also. The url directs you to zinga.com, where you could win a prize, but its an expensive prize. have a look at http://www.scambook.com/report/view/122749/ASK-ZINGA-COM-Complaint-122749-for-$100.00
Caller type: Unknown
They keep calling and calling without ever leaving a voicemail. Annoying!!!