+442072533798, +442074908792 and +442072531111 United Kingdom, England, London, Old Street Underground Station Entrance, EC1V 9NRAwesome addition here and a real great photo, one of my favourite. You've got a guy to the left selling all sorts. He can be found most days of the week here and if you'll notice he's got a dog with him. I really like of the trade mobile signs contrast well against what could be seen as the old means of telecommunications (our payphone). I love this picture. In the shot above you can't see in but there's a further two payphones off to the right. There numbers are; +442072533798, +442074908792.
The series of pictures below are from a more recent visit.
Update - Click images to enlarge
Follow this link it is a crazy recording taken by NOMADCOWATBK, winding up the regulars in this subway. I am warning you now. THERE IS A LOT OF SWEARING, only watch it if you have a malicious sense of humour. You can here Marco and his lady, Tony as well as dosser Dave.