Callaghan is a suburb of Newcastle, New South
Wales, Australia 10 kilometres (6 mi) from
Newcastle's central business district. Callaghan
contains the main campus of the University of
Newcastle. Callaghan is served by Warabrook
railway station on NSW TrainLink's Hunter Line.
Callaghan had a population of 653 in 2011
Callaghan is a suburb of Hunter Valley, New South
Wales and is about 117 kms north-northeast of
NSW's capital city of Sydney.