Where's my Flippin airtime bro

Look I get plenty of surveys that I do qualify for with mobiworkx, my problem is that I requested two 5dollar withdrawals for airtime 2 months ago and recieved nothing..I've tried every way of contacting them and nothing seems to get through to them, so I thought if I typed a message here, maybe someone would see it and give me some input as how to contact these people as it's literally impossible for me to do..I get one problem after the other.. besides this airtime issue I'm having with them, they always do pay out and I do very well with them and probably quilify with them, more than any other survey company