Links pages used to be a staple for just about every website in the early days of the internet. They've died off a bit in recent years but I still believe a links page contributes something to the web community.
In no particular order for the time being...
Billy Jenkins: South London-based guitarist and composer
Jo Stephenson: Singer, ukulele player and writer of wickedly funny songs
Mark Lockheart: South London-based saxophonist and composer
Loz Speyer: Trumpet player and composer
Huw Warren: Pianist and composer
Eddie Parker: Flute player and composer
Chris Batchelor: Trumpet player and composer
The Vortex: Jazz club in Dalston, East London
606 Club: Jazz, Latin and R&B club in Chelsea, London
Glen Bexter: Personal website of one of my favourite cartoonists
Ky Lewis: South London-based art photographer and teacher specialising in analogue styles
Mr Cad: Aladdin's Cave for photographic equipment and font of photographic knowledge in central London
Analogue Wonderland: Online film processing service and seller of interesting photographic film
Clocktower Cameras: Very friendly supplier of photographic equipment in Brighton
Zoingimage: Supplier of ultra-hip Lomography-related products in Brighton
Austin Kleon: Website of a very interesting "writer who draws" - a maker of zines, collage and writer of inspiring books