The term 'OF LONDON' can be represented by two crossword solutions: TOWER (5 letters) and Lloyds (6 letters). TOWER of London is a historic castle located in central London, England. It was founded in 1066 and served as a royal palace, prison, and place of execution. Lloyds of London is an insurance market located in the City of London. It was established in 1688 and is now one of the world's leading insurance markets.