Not:
Como
Rockdale
West Ryde
Mount Colah
Meadowbank
Glenbrook
Oatley
Roseville
Between Waterfall and Helensburgh
Berowra
Between Jannali & Sutherland
Lapstone
Mount Kuring-gai
Glenbrook
Beecroft
Clue: One of these gueses has been close, and 5 gueses have been on the correct line