I got the same msg from this phone number. I am finding that there are alot of different numbers associated with this "Contest Entry" and it appears this may be a scam. I am treating it as such.
Original txt sent to me:
Your entry last month has WON! Goto http://bit.ty/LrB3XF enter your Winning Code: "1122" to claim your FREE $1,000 Best Buy Giftcard!
i just typed in the Google search window the web address and it recommened this site. I am posting on FB so maybe this can get stopped.