The Zetter Townhouse  Address: 849-50 St John’s Square, London EC1V 4JJ Phone Number: 0207 324 4444 During my trip to London, I went to so many delicious restaurants and saw so many amazing and beautiful places but my favorite by far was my visit to The Zetter Townhouse Clerkenwell’s cocktail lounge. The Zetter Townhouse is a 13-bedroom townhouse hotel located …