Netlamps - Online supplier of Light bulbs, lamps and tubes sourced from a variety manufacturers. - http://www.netlamps.co.uk
CP Lighting - Specialist lamp and lightbulb supplier with a selection of products arranged by category. - http://www.cp-lighting.co.uk/
The Lightbulb Company - Light bulbs, lamps and tubes sourced from manufacturers such as Osram, GE, Philips and Sylvania. - http://www.thelightbulbcompany.co.uk/