Kpn Travels — Phone not received /to pay amount high

Address:

636 455

My parcel booking from Covai to salem on 20.01.2016.I have received my lr no by Mobile via. But I don't known Salem received kpn address.I was try to call Salem Kpn from 8.30pm but not received. U'r working hours 6am to11 pm in website all branches. And u'r to pay amount high.ex.my same parcel last week from Covai to Attur rs.400 in u'r parcel service. Today same parcel -kg compare then last week parcel Covai to Salem only, rs.380 what is this?