Coal Aston is a village in Derbyshire, England.

It is situated within the S18 postcode district, which is within the Dronfield post town.

S18 is the only postcode district within the Dronfield post town.

The Dronfield post town is within the Sheffield postcode area.

Key data for Coal Aston:

Administrative Ward: Coal Aston

Administrative District: North East Derbyshire

Administrative County: Derbyshire

Country: England

UK Parliament: North East Derbyshire

NHS Local Health Authority: East Midlands

NHS Region: North, Midlands and the East

A map showing the location of Coal Aston within the S18 postcode district