The route was to run from the south end of Westbourne Terrace, under Grand Junction Road (now Sussex Gardens), Southampton Road (now Old Marylebone Road) and New Road (now Marylebone Road and Euston Road).
Ruten skulle gå fra den sydlige ende af Westbourne Terrace, under Grand Junction Road (nu Sussex Gardens), Southampton Road (nu Old Marylebone Road) og New Road (nu Marylebone Road og Euston Road).