Copies of the World Radio TV Handbook (including the 1991 edition) have identified 1584 kHz as a local frequency, akin to the Class C (former Class IV) radio stations in North America which are limited to 1kW.
The following radio stations broadcast on AM frequency 1584 kHz:
Australia
4CC in Rockhampton, Queensland
5WM in Woomera, South Australia (ABC North/West) 7SH in St Helens, Tasmania (ABC National) 2WA in Wilcannia, New South Wales (ABC Broken Hill)
Italy
Free Radio AM - Radio Diffusione Europea
Hong Kong
RTHK Radio 3
Japan
JOQG in Hukaura
JOBG in Shimabara (both NHK-1)
Korea
HLDK in Danyang
HLQZ in Geumsan (both KBS-1)
Palau
T8AA in Koror
The Philippines
DWBR-AM in Talavera
United Kingdom
Greatest Hits Radio Tayside & Fife in Perth
Formerly BBC Hereford and Worcester from Woofferton (until 2021) Formerly London Turkish Radio (1990–2013)