Call 5 different numbers and NO response No delive

i have called your contact center 0860 11 502, ***, ***, ***, ***, the call rings for 5 min and then cuts. This is alot of money on a call. My mum posted a parcel a month ago, the people that i have posted there parcels with her have received there' s a week ago already, when i tracked the parcel it shows that it was in Jet Park on the 23 September, our area of delivery is Springs. Jet Park to Springs is 20 min away. I am even willing to collect the parcel from your Jet Park office, if somebody, anybody decided to answer any of the numbers dialed above it would boost your customer service to a whole new level