1. Grasmere Independent Hostel, Cumbria
2. St Johns-in-the-Vale Camping Barn, near Keswick, Cumbria
3. Fell End Bunkhouse, near Sedburgh, Yorkshire Dales
4. Whitefields Cottage, near Ripon, North Yorks
5. Deepdale Backpackers, Norfolk
6. Yarde Orchard Bunkhouse, Devon
7. Outdoor Alternative, Anglesey, north Wales
8. Glen Affric Backpackers Hostel, Highlands of Scotland
9. Rattray Head Eco Hostel, Aberdeenshire, Scotland
10. Inishbofin Island Hostel, Co Galway, Ireland

All of these locations plus about 300 more have been published in a book called The Independent Hostel Guide To Britain and Europe, published by Backpacker Press.

Here is the link to the full article.