Council staff or Councillors sit on a number of committees which are listed below:
- Saleyards Management Committee
- Conduct Committee
- Farming Committee
- Coonamble Streets Ahead Committee
- Quambone Resources Committee
- Coonamble Senior Citizens Association
- Gulargambone Memorial Hall Committee
- Coonamble Shire Youth Council
- Coonamble Heritage & Museum under the Bridge Committee
- Conn Family Trust
- Combara Hall Committee
- Traffic Facilities Committee
- Melbourne – Brisbane Rail Freight Corridor
- Bush Fire Management Committee
- Great Inland Way Tourist Promotions
- Outback Arts
- Coonamble Rural Transaction Centre Committee
- Local Emergency Management Committee
- Closed Circuit Television Committee
- Moorambilla Steering Committee
- Tourism Committee
- Orana Regional Organisation of Councils
- Employment Circle
- Castlereagh Macquarie County Council
- North Western Co-operative Library Service