Wallington is a village in Hampshire, England.
It is situated within the PO16 postcode district, which is within the Fareham post town.
The full list of postcode districts within the Fareham post town is as follows:
The Fareham post town is within the Portsmouth postcode area.
Administrative Ward: Fareham East
Administrative District: Fareham
Administrative County: Hampshire
Country: England
UK Parliament: Fareham
NHS Local Health Authority: South Central
NHS Region: Southern