http://www.senditnow.com say when & where you want it collected and when & where you want it delivered.
Shame you've put this up now, I'm in Southampton on the 12th of April could have dropped it off for you. That's assuming it wasn't a stuffed Rhinoceros or wardrobe or summat.
I use myHermes for all of my Ebay sales. Reasonably priced and no issues so far. Delivery can take up to 5 days.