Note: text in square brackets is added for clarity and was not part of the location's name.
Opened on the North British Railway.There have been three station at Portobello and presently (2018) none. The second station, opened by the North British Railway, was a two platform station with a building on each platform. To the immediate east was the original Portobello Junction (later relocated further east).
To the south west was Portobello [1st] on the Edinburgh and Dalkeith Railway.
The Ordnance Survey Name Book described it thus
A house erected by the North British Railway Company and kept by them as an office where passengers and goods are booked for any part to the United Kingdom.