It looks like the Mid North Coast regional area in the NSW is now open for the applicants to lodge the 489 nominations. MNC region has removed the notice of HOLD for all the applications from their website which states that it is now open and accepting new applications for the nominations.
List of occupations is available here: http://rdamnc.org.au/wp-content/uploads/2018/08/NSW-489-list-270718.pdf
For more information, you can contact them on operations@rdamnc.org.au.
Source: http://rdamnc.org.au/migration/skilled-regional-sponsored-visa-489/