Please ignore this as it is clearly a 'phishing' scam. Note that the first '0' is a zero and not an Ohh ( 'O') and it is not a link to the O2 domain.
Your service will not be de-activated.
DO NOT CLICK ON THE LINK.
Google keeps a deleted article indexed for weeks, so this URL needs somewhere to send its traffic. Name the article that replaces it, or leave this empty to tell search engines the page is gone for good.