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

CENTRAL COST FAMILY SUPPORT SERVICES: Offers a range of support for all different types of families and carers. As well as programs for grandparents, young parents and children with a disability. https://ccfss.org.au/

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/ 

CENTRAL COAST LOCAL HEALTH DISTRICT: Provides children and family health services. https://www.cclhd.health.nsw.gov.au/services/