Listen to Post Office - Large Reverberant Room: Consumer Area: Medium Crowd, Clerks Stamping Ambience Office Ambiences online. Post Office - Large Reverberant Room: Consumer Area: Medium Crowd, Clerks Stamping Ambience Office Ambiences is an English language song and is sung by Sound Effects Library. Post Office - Large Reverberant Room: Consumer Area: Medium Crowd, Clerks Stamping Ambience Office Ambiences, from the album Public Places: Sound Effects, was released in the year 2012. The duration of the song is 3:08. Download English songs online from JioSaavn.