Ples Heilp Over 2010 Visa Lottery

I have checked my visa lottery result on line and i was selected, but yet to get my letter  from KCC, so i mail them to let them know that i was selected but yet to recive my letter, i gort a reply from them the second day that, they send the last bach of the selecte letter on 26/06/2009 that i should hold on till 1/08/2009 that if  by then i did not get it again i should contact them again for asistant, but i want to do my own primary effort first, so i will like any body from the house who knows the courier company they use in sending the mail becos i used both house address and our P.O.BOX,i want to know if they are using any courier company to send letter or they send it directlly to post office and if courier company is use which one.Ples somebody in the house that know any thing about this should help me.i can be reached on 08059781318 or by mail on loverotex@yahoo.co.uk.
Thank you and God Bless.