[2] Dennis Kellcher submitted a tender and carried out extensions in 1888, while a clock tower was built by Henry L Davis & Co. Chimes were imported from England in 1889 and installed by 1891.

Because of its prominent location, the Post Office often became the scene of political rallies around a speaker on a soap box.

The lowpitched hipped roof of corrugated iron extends into four gabled projections, while a slender clocktower and parapeted cupola dominates the corner.

The building stands in a commanding position in the streetscape at the eastern end of Flinders Mall.

It can be seen from across Ross Creek and enhances the western end of historic Flinders Street East.

[1] The former Townsville Post Office was listed on the Queensland Heritage Register on 30 May 2003 having satisfied the following criteria.