You are entitled to a road tax refund on any full remaining months left on your road tax, which will automatically be refunded to you by the DVLA. They will send the refund to the owner’s address on the V5 logbook.
You can also sell your van if you have no road tax on it or if your vehicle is sorned.
Calls cost 3.5p/minute from a BT landline. Other service providers including mobiles may be higher. In addition you will be liable to pay your service provider's access cost.