If you are a customer with Virgin Media. you can get an offer of a sim card with 300 minutes and 300 text to any network for £10 per month by direct debit. All you need to do is call the sales number on 0800 183 1234 and quote your account number. You can order a maximum of 2 per account and they are delivered within 5 working days. This is not a contract, if you wanted to cancel all you need is 30 day notice.