I have been waiting for my parcel for a long time

I have been waiting for my parcel for a long time. We work from home and they have not even ring the bell on the 14th. They say it's my contact nr that is incorrect but my nr is on my doorbell. So if they were at my house they could've reached me. Since the 14th i phoned their head office gave all my correct info and still no delivery. They say that they are waiting for One day only to give the correct info. But as i am saying if they were at my house even with the incorrect nr they would have reached me as we work from home and my nr is on my doorbell. And it's very convenient to say easter weekend, as this should have been delivered long before Easter weekend. Absolutely appalling service