Upg****d my contract with 2 weeks back yet havent received the phones

<p>I received a call to upg**** my contract on the 24th of may 1st the phone i wanted was'nt available had to take another phone since then i havent received feedback on to why the phones where not delivered ,i had used my work adress as delivery adress am now on leave yet i cant contact the upgrade department on they cantact as it keeps saying i should load airtime even when i have </p>