Parcel

I dont know what is happening with post office, I sent an evelop on the 9th of June 2021 from the Scotsville Branch. Up today it is not delivered. When I track it, its showing DurMail (Hub) 2021-06-15. When I sent it I did advice it is urgent, now im stucked not knowing anything, evn their customer care line doesnt help at all.