Business account frozen.

FNB have frozen my business account. (I Assume), None of your call centers are able to help me. <br> <br> If my account is frozen due to a FICA issue. I have not received any warning or correspondence regarding.<br> <br> I need someone to contact me as a matter of urgency. This is a current business account and is needed for the running of our business.<br> <br> It is now Day 2 that I cannot support my customers, but rather try helplessly to free up my resources.<br> <br> Shocking!