Cowplain is a village in Hampshire, England.

It is situated within the PO8 postcode district, which is within the Waterlooville post town.

The full list of postcode districts within the Waterlooville post town is as follows:

The Waterlooville post town is within the Portsmouth postcode area.

Key data for Cowplain:

Administrative Ward: Cowplain

Administrative District: Havant

Administrative County: Hampshire

Country: England

UK Parliament: Meon Valley

NHS Local Health Authority: South Central

NHS Region: Southern

A map showing the location of Cowplain within the PO8 postcode district