There are a wide range of support services for families within NSW and Australia.
Here are some useful links:

RELATIONSHIPS NSW: Family support services and relationship support specialist. http://www.relationshipsnsw.org.au

THE SMITH FAMILY: General family support services offering a range of services for disadvantaged families. https://www.thesmithfamily.com.au

RESOURCING PARENTS: Provides a range of parenting courses and webinar to provide skills and knowledge to parents and carers.  http://www.resourcingparents.nsw.gov.au

FAMILY REFERRAL SERVICES: You go to hub for all support services, you can complete a self-referral and they will be able to link you in with the appropriate services and resources you would like. http://www.familyreferralservice.com.au/ 

KOORANA SERVICES: Providing allied health services, play groups, early intervention, NDIS Support and a range of other programs to support children and families.  http://www.koorana.org.au/services

THE JUNCTION NEIGHBOURHOOD CENTRE: Family service directory for different organisations and services operating in the South Randwick area. http://www.jnc.org.au/Publications/Family%20Services%20Directory.pdf

LIFE WITHOUT BARRIER: Providing a range of programs and support for individuals with a disability and their carers. http://disabilityservices.lwb.org.au/?