Question: how to know data usage in vodafone postpaid?
Answer: You can dial *111*2*2# ussd code to check your Vodafone number net balance usage detail. In case, if you are facing any kind of network problem in proceeding ussd request. Just send an SMS DATA<space>BAL to 144 from your Vodafone number. You will receive an SMS on your number with remaining data balance detail.