Search the historical London street directory, and London pub history site including early street addresses in London through the Victorian pub history of London. This search engine is not brilliant, try address searches in the main google search to get better results. Searches on people names do appear to work, I think. Let me know!
In 1826, a listing exists which covers Middlesex and its towns and villages within 12 miles of London. The Pub History listing also includes parts of Essex, Surrey, Kent etc.