[url=http://www.countrylink.info/timetables]CountryLink[/url] has services from Sydney to Lithgow and Orange with a connecting coach to Forbes. Parkes is the nearest station 30 km away. There are 2 train services a week, Monday travelling west from Sydney, Tuesday east to Sydney.
Phone: Countrylink on 132 232 / 6361 9500 :
Parkes Regional Airport (30km away) is the nearest passenger services available.
Regional Express Airlines (REX) provide daily flights from Sydney.
CountryLink has a daily passenger service to and from Lithgow, where it meets the daily train services from Sydney.
From Sydney, 386 km via the Great Western Highway through Bathurst then the Mitchell Highway to Orange (119 km from Forbes) then the Escort Way and Forbes Eugowra roads.
or
The Great Western Highway through Bathurst then the Mid Western Highway through Blayney to Cowra and the Lachlan Valley Way to Forbes.
From Forbes you can travel the Newell Highway to Parkes 30 km and onto Dubbo - 152 km
It is 1029 km north to Brisbane and 685 km south to Melbourne on the Newell Hwy.
Canberra is 276 km south.